[{"data":1,"prerenderedAt":845},["ShallowReactive",2],{"catalog":3,"page:\u002Fwoodworking\u002Fhow-to-read-a-tape-measure":224},[4,37,58,91,112,143,170,197],{"path":5,"stem":6,"title":7,"short":8,"icon":9,"order":10,"calculators":11},"\u002Fwoodworking","woodworking\u002Findex","Woodworking Calculators","Board feet, deck boards, tape measure fractions and inch decimals.","i-lucide-hammer",1,[12,19,25,31],{"path":13,"stem":14,"title":15,"short":16,"icon":17,"hub":18},"\u002Fwoodworking\u002Fboard-foot-calculator","woodworking\u002Fboard-foot-calculator","Board Foot Calculator","Board feet, cost and waste for a list of boards, hardwood or softwood.","i-lucide-ruler-dimension-line","woodworking",{"path":20,"stem":21,"title":22,"short":23,"icon":24,"hub":18},"\u002Fwoodworking\u002Fdeck-board-calculator","woodworking\u002Fdeck-board-calculator","Deck Board Calculator","Deck boards, linear feet, joists and screws for any deck size.","i-lucide-rows-3",{"path":26,"stem":27,"title":28,"short":29,"icon":30,"hub":18},"\u002Fwoodworking\u002Ffraction-to-decimal-chart","woodworking\u002Ffraction-to-decimal-chart","Fraction to Decimal Chart (Inches)","Every 64th of an inch as a decimal and in mm, with a two-way converter.","i-lucide-decimals-arrow-right",{"path":32,"stem":33,"title":34,"short":35,"icon":36,"hub":18},"\u002Fwoodworking\u002Fhow-to-read-a-tape-measure","woodworking\u002Fhow-to-read-a-tape-measure","How to Read a Tape Measure","Tap any mark on an interactive tape to see its fraction, decimal and mm.","i-lucide-pencil-ruler",{"path":38,"stem":39,"title":40,"short":41,"icon":42,"order":43,"calculators":44},"\u002Fresin-and-candles","resin-and-candles\u002Findex","Resin & Candle Making Calculators","Epoxy volumes and mix ratios, candle wax and fragrance oil.","i-lucide-flask-conical",2,[45,52],{"path":46,"stem":47,"title":48,"short":49,"icon":50,"hub":51},"\u002Fresin-and-candles\u002Fcandle-wax-calculator","resin-and-candles\u002Fcandle-wax-calculator","Candle Wax Calculator","Wax and fragrance oil by weight for any jar size and batch.","i-lucide-flame","resin-and-candles",{"path":53,"stem":54,"title":55,"short":56,"icon":57,"hub":51},"\u002Fresin-and-candles\u002Fepoxy-resin-calculator","resin-and-candles\u002Fepoxy-resin-calculator","Epoxy Resin Calculator","Resin for molds, river tables and tabletop coats, split into A and B.","i-lucide-droplets",{"path":59,"stem":60,"title":61,"short":62,"icon":63,"order":64,"calculators":65},"\u002Fquilting","quilting\u002Findex","Quilting Calculators","Backing, binding, half-square triangles and quilt sizes.","i-lucide-grid-3x3",3,[66,73,79,85],{"path":67,"stem":68,"title":69,"short":70,"icon":71,"hub":72},"\u002Fquilting\u002Fhalf-square-triangle-calculator","quilting\u002Fhalf-square-triangle-calculator","Half Square Triangle Calculator","Cutting sizes and square counts for 2-, 4- and 8-at-a-time HSTs.","i-lucide-triangle-right","quilting",{"path":74,"stem":75,"title":76,"short":77,"icon":78,"hub":72},"\u002Fquilting\u002Fquilt-backing-calculator","quilting\u002Fquilt-backing-calculator","Quilt Backing Calculator","Yardage, panels and seam direction for any quilt back.","i-lucide-layers",{"path":80,"stem":81,"title":82,"short":83,"icon":84,"hub":72},"\u002Fquilting\u002Fquilt-binding-calculator","quilting\u002Fquilt-binding-calculator","Quilt Binding Calculator","Strips to cut and fabric to buy for double-fold binding.","i-lucide-frame",{"path":86,"stem":87,"title":88,"short":89,"icon":90,"hub":72},"\u002Fquilting\u002Fquilt-size-calculator","quilting\u002Fquilt-size-calculator","Quilt Size Calculator","Finished size from blocks and borders, or the right size for your bed.","i-lucide-bed-double",{"path":92,"stem":93,"title":94,"short":95,"icon":96,"order":97,"calculators":98},"\u002Fsewing-and-needlework","sewing-and-needlework\u002Findex","Sewing & Needlework Calculators","Fabric yardage, cutting plans and cross stitch fabric sizes.","i-lucide-scissors",4,[99,106],{"path":100,"stem":101,"title":102,"short":103,"icon":104,"hub":105},"\u002Fsewing-and-needlework\u002Fcross-stitch-fabric-calculator","sewing-and-needlework\u002Fcross-stitch-fabric-calculator","Cross Stitch Fabric Calculator","Finished design size and fabric to cut for any Aida or linen count.","i-lucide-grid-2x2-x","sewing-and-needlework",{"path":107,"stem":108,"title":109,"short":110,"icon":111,"hub":105},"\u002Fsewing-and-needlework\u002Ffabric-yardage-calculator","sewing-and-needlework\u002Ffabric-yardage-calculator","Fabric Yardage Calculator","Yards and meters to buy for any set of pieces, with a cutting plan.","i-lucide-ruler",{"path":113,"stem":114,"title":115,"short":116,"icon":117,"order":118,"calculators":119},"\u002Fknitting-and-crochet","knitting-and-crochet\u002Findex","Knitting & Crochet Calculators","Yarn yardage, gauge and cast-on counts, and blanket sizes.","i-lucide-spool",5,[120,126,132,137],{"path":121,"stem":122,"title":123,"short":124,"icon":90,"hub":125},"\u002Fknitting-and-crochet\u002Fcrochet-blanket-size-calculator","knitting-and-crochet\u002Fcrochet-blanket-size-calculator","Crochet Blanket Size Calculator","Blanket size chart plus the starting chain and rows at your gauge.","knitting-and-crochet",{"path":127,"stem":128,"title":129,"short":130,"icon":131,"hub":125},"\u002Fknitting-and-crochet\u002Fcrochet-hook-size-chart","knitting-and-crochet\u002Fcrochet-hook-size-chart","Crochet Hook Size Chart","US letters, millimeters and UK sizes for every hook, plus the yarn each suits.","i-lucide-fishing-hook",{"path":133,"stem":134,"title":135,"short":136,"icon":111,"hub":125},"\u002Fknitting-and-crochet\u002Fknitting-gauge-calculator","knitting-and-crochet\u002Fknitting-gauge-calculator","Knitting Gauge Calculator","Cast-on stitches and rows from your gauge, or rescale a pattern.",{"path":138,"stem":139,"title":140,"short":141,"icon":142,"hub":125},"\u002Fknitting-and-crochet\u002Fyarn-calculator","knitting-and-crochet\u002Fyarn-calculator","Yarn Calculator","Yards, meters and skeins for any project, worked out from your swatch.","i-lucide-scale",{"path":144,"stem":145,"title":146,"short":147,"icon":148,"order":149,"calculators":150},"\u002Fpool-and-aquarium","pool-and-aquarium\u002Findex","Pool & Aquarium Calculators","Pool gallons, aquarium volume and fish stocking.","i-lucide-waves",6,[151,158,164],{"path":152,"stem":153,"title":154,"short":155,"icon":156,"hub":157},"\u002Fpool-and-aquarium\u002Faquarium-volume-calculator","pool-and-aquarium\u002Faquarium-volume-calculator","Aquarium Volume Calculator","Gallons, liters and weight for rectangle, bow front, cylinder and hex tanks.","i-lucide-container","pool-and-aquarium",{"path":159,"stem":160,"title":161,"short":162,"icon":163,"hub":157},"\u002Fpool-and-aquarium\u002Ffish-tank-stocking-calculator","pool-and-aquarium\u002Ffish-tank-stocking-calculator","Fish Tank Stocking Calculator","Check your fish list against the inch-per-gallon and surface-area rules.","i-lucide-fish",{"path":165,"stem":166,"title":167,"short":168,"icon":169,"hub":157},"\u002Fpool-and-aquarium\u002Fpool-volume-calculator","pool-and-aquarium\u002Fpool-volume-calculator","Pool Volume Calculator","Gallons and liters for round, oval, rectangle and kidney pools.","i-lucide-waves-ladder",{"path":171,"stem":172,"title":173,"short":174,"icon":175,"order":176,"calculators":177},"\u002Fgarden","garden\u002Findex","Garden Calculators","Companion plants, raised bed soil and square foot garden plans.","i-lucide-leaf",7,[178,185,191],{"path":179,"stem":180,"title":181,"short":182,"icon":183,"hub":184},"\u002Fgarden\u002Fcompanion-planting-chart","garden\u002Fcompanion-planting-chart","Companion Planting Chart","Good and bad neighbors for 30 vegetables, herbs and flowers.","i-lucide-sprout","garden",{"path":186,"stem":187,"title":188,"short":189,"icon":190,"hub":184},"\u002Fgarden\u002Fraised-bed-soil-calculator","garden\u002Fraised-bed-soil-calculator","Raised Bed Soil Calculator","Soil for any raised bed in cubic feet, cubic yards and bags.","i-lucide-shovel",{"path":192,"stem":193,"title":194,"short":195,"icon":196,"hub":184},"\u002Fgarden\u002Fsquare-foot-garden-planner","garden\u002Fsquare-foot-garden-planner","Square Foot Garden Planner","Plan a square foot garden square by square and count the plants.","i-lucide-layout-grid",{"path":198,"stem":199,"title":200,"short":201,"icon":202,"order":203,"calculators":204},"\u002Fpets","pets\u002Findex","Pet & Backyard Animal Calculators","Cat and dog ages in human years, and chicken coop space.","i-lucide-paw-print",8,[205,212,218],{"path":206,"stem":207,"title":208,"short":209,"icon":210,"hub":211},"\u002Fpets\u002Fcat-age-calculator","pets\u002Fcat-age-calculator","Cat Age Calculator","Cat years to human years, plus your cat's life stage.","i-lucide-cat","pets",{"path":213,"stem":214,"title":215,"short":216,"icon":217,"hub":211},"\u002Fpets\u002Fchicken-coop-size-calculator","pets\u002Fchicken-coop-size-calculator","Chicken Coop Size Calculator","Coop floor, run, roosts, nest boxes and vents for your flock.","i-lucide-egg",{"path":219,"stem":220,"title":221,"short":222,"icon":223,"hub":211},"\u002Fpets\u002Fdog-age-calculator","pets\u002Fdog-age-calculator","Dog Age Calculator","Dog years to human years by size, plus the epigenetic formula.","i-lucide-dog",{"kind":225,"calculator":226},"calculator",{"id":227,"title":34,"body":228,"calculator":808,"description":809,"extension":810,"faq":811,"hub":18,"icon":36,"keyword":833,"meta":834,"navigation":835,"path":32,"related":836,"seo":841,"seoTitle":842,"short":35,"stem":33,"updated":843,"__hash__":844},"calculators\u002Fwoodworking\u002Fhow-to-read-a-tape-measure.md",{"type":229,"value":230,"toc":798},"minimark",[231,236,265,269,273,276,309,312,593,601,605,608,630,634,637,643,649,731,734,738,741,755,758,761,765,768,772],[232,233,235],"h2",{"id":234},"how-to-read-a-tape-measure-in-four-steps","How to read a tape measure in four steps",[237,238,239,247,253,259],"ol",{},[240,241,242,246],"li",{},[243,244,245],"strong",{},"Find the last inch number"," before the end of what you are measuring. That is the whole-inch part of the answer.",[240,248,249,252],{},[243,250,251],{},"Count the spaces past it."," On a standard US tape each inch is split into 16 equal spaces, so every space is 1\u002F16 inch.",[240,254,255,258],{},[243,256,257],{},"Put the count over 16 and reduce it."," Five spaces is 5\u002F16, which does not reduce. Ten spaces is 10\u002F16, which reduces to 5\u002F8.",[240,260,261,264],{},[243,262,263],{},"Put the two together."," Five spaces past the 2 is 2 5\u002F16 inches; ten spaces past the 2 is 2 5\u002F8 inches.",[266,267,268],"p",{},"With practice you stop counting and read the length of the line instead. A mark on a 1\u002F8 line is always an odd number of eighths (1\u002F8, 3\u002F8, 5\u002F8 or 7\u002F8); a mark on a 1\u002F4 line is 1\u002F4 or 3\u002F4. Try it with the practice mode on the tape above: it names a measurement and you find the line.",[232,270,272],{"id":271},"what-each-line-on-a-tape-measure-means","What each line on a tape measure means",[266,274,275],{},"The lines get shorter as the fractions get smaller, and the same pattern repeats in every inch:",[277,278,279,285,291,297,303],"ul",{},[240,280,281,284],{},[243,282,283],{},"Inch lines"," are the longest and carry the numbers.",[240,286,287,290],{},[243,288,289],{},"The 1\u002F2 inch line"," is the longest one between two numbers, right in the middle.",[240,292,293,296],{},[243,294,295],{},"The 1\u002F4 inch lines"," come next, at 1\u002F4 and 3\u002F4.",[240,298,299,302],{},[243,300,301],{},"The 1\u002F8 inch lines"," are shorter again, at 1\u002F8, 3\u002F8, 5\u002F8 and 7\u002F8.",[240,304,305,308],{},[243,306,307],{},"The 1\u002F16 inch lines"," are the shortest, at every odd sixteenth.",[266,310,311],{},"Every mark on the tape, with its decimal and metric equivalent:",[313,314,315,337],"table",{},[316,317,318],"thead",{},[319,320,321,325,328,331,334],"tr",{},[322,323,324],"th",{},"Fraction",[322,326,327],{},"Sixteenths",[322,329,330],{},"Decimal (in)",[322,332,333],{},"Millimeters",[322,335,336],{},"Line on the tape",[338,339,340,357,374,389,406,421,437,452,469,484,500,515,531,546,562,577],"tbody",{},[319,341,342,346,348,351,354],{},[343,344,345],"td",{},"1\u002F16",[343,347,345],{},[343,349,350],{},"0.0625",[343,352,353],{},"1.588",[343,355,356],{},"1\u002F16 mark, shortest",[319,358,359,362,365,368,371],{},[343,360,361],{},"1\u002F8",[343,363,364],{},"2\u002F16",[343,366,367],{},"0.125",[343,369,370],{},"3.175",[343,372,373],{},"1\u002F8 mark",[319,375,376,379,381,384,387],{},[343,377,378],{},"3\u002F16",[343,380,378],{},[343,382,383],{},"0.1875",[343,385,386],{},"4.763",[343,388,356],{},[319,390,391,394,397,400,403],{},[343,392,393],{},"1\u002F4",[343,395,396],{},"4\u002F16",[343,398,399],{},"0.25",[343,401,402],{},"6.350",[343,404,405],{},"1\u002F4 mark",[319,407,408,411,413,416,419],{},[343,409,410],{},"5\u002F16",[343,412,410],{},[343,414,415],{},"0.3125",[343,417,418],{},"7.938",[343,420,356],{},[319,422,423,426,429,432,435],{},[343,424,425],{},"3\u002F8",[343,427,428],{},"6\u002F16",[343,430,431],{},"0.375",[343,433,434],{},"9.525",[343,436,373],{},[319,438,439,442,444,447,450],{},[343,440,441],{},"7\u002F16",[343,443,441],{},[343,445,446],{},"0.4375",[343,448,449],{},"11.113",[343,451,356],{},[319,453,454,457,460,463,466],{},[343,455,456],{},"1\u002F2",[343,458,459],{},"8\u002F16",[343,461,462],{},"0.5",[343,464,465],{},"12.700",[343,467,468],{},"1\u002F2 mark, longest between the inches",[319,470,471,474,476,479,482],{},[343,472,473],{},"9\u002F16",[343,475,473],{},[343,477,478],{},"0.5625",[343,480,481],{},"14.288",[343,483,356],{},[319,485,486,489,492,495,498],{},[343,487,488],{},"5\u002F8",[343,490,491],{},"10\u002F16",[343,493,494],{},"0.625",[343,496,497],{},"15.875",[343,499,373],{},[319,501,502,505,507,510,513],{},[343,503,504],{},"11\u002F16",[343,506,504],{},[343,508,509],{},"0.6875",[343,511,512],{},"17.463",[343,514,356],{},[319,516,517,520,523,526,529],{},[343,518,519],{},"3\u002F4",[343,521,522],{},"12\u002F16",[343,524,525],{},"0.75",[343,527,528],{},"19.050",[343,530,405],{},[319,532,533,536,538,541,544],{},[343,534,535],{},"13\u002F16",[343,537,535],{},[343,539,540],{},"0.8125",[343,542,543],{},"20.638",[343,545,356],{},[319,547,548,551,554,557,560],{},[343,549,550],{},"7\u002F8",[343,552,553],{},"14\u002F16",[343,555,556],{},"0.875",[343,558,559],{},"22.225",[343,561,373],{},[319,563,564,567,569,572,575],{},[343,565,566],{},"15\u002F16",[343,568,566],{},[343,570,571],{},"0.9375",[343,573,574],{},"23.813",[343,576,356],{},[319,578,579,582,585,587,590],{},[343,580,581],{},"1",[343,583,584],{},"16\u002F16",[343,586,581],{},[343,588,589],{},"25.400",[343,591,592],{},"Inch line, longest and numbered",[266,594,595,596,600],{},"Some tapes go one step finer, with 1\u002F32-inch lines, often only along the first 12 inches. Read them the same way: count the spaces past the inch, put the count over 32 and reduce. For every 64th of an inch as a decimal, see the ",[597,598,599],"a",{"href":26},"fraction to decimal chart",".",[232,602,604],{"id":603},"reading-feet-and-inches","Reading feet and inches",[266,606,607],{},"Most US tapes number the inches all the way along instead of starting again at each foot, so the 64 on the blade means 64 inches. Each foot is usually marked as well, at 12, 24, 36 inches and so on, often in red. To turn inches into feet and inches, divide by 12: the whole number is the feet and the remainder is the inches.",[277,609,610,617,623],{},[240,611,612,613,616],{},"64 inches = 5 × 12 + 4 = ",[243,614,615],{},"5 ft 4 in",", written 5' 4\" (or 5'-4\" on plans).",[240,618,619,620,600],{},"38 3\u002F8 inches = 3 × 12 + 2 3\u002F8 = ",[243,621,622],{},"3 ft 2 3\u002F8 in",[240,624,625,626,629],{},"96 inches = ",[243,627,628],{},"8 ft",", the length of a standard sheet of plywood.",[232,631,633],{"id":632},"red-numbers-and-black-diamonds","Red numbers and black diamonds",[266,635,636],{},"Two kinds of special marks help with framing layout.",[266,638,639,642],{},[243,640,641],{},"Red numbers every 16 inches."," Studs in walls and many floor joists are set 16 inches apart, center to center. Most US tapes print 16, 32, 48, 64, 80 and 96 in red, or on a red background, so you can mark the layout without adding up. Three 16-inch spaces make 48 inches, so the edges of 4-foot-wide sheets land on a stud.",[266,644,645,648],{},[243,646,647],{},"Black diamonds every 19.2 inches."," Many tapes also have a small black diamond at 19.2, 38.4, 57.6, 76.8 and 96 inches. That spacing is used for some engineered floor joists and trusses: it divides 8 feet into five equal spaces, so the ends of an 8-foot sheet land on framing. 19.2 inches does not fall on a sixteenth, which is why the diamonds sit between the regular lines.",[313,650,651,664],{},[316,652,653],{},[319,654,655,658,661],{},[322,656,657],{},"Mark from the end",[322,659,660],{},"16 in spacing (red numbers)",[322,662,663],{},"19.2 in spacing (black diamonds)",[338,665,666,677,688,699,710,721],{},[319,667,668,671,674],{},[343,669,670],{},"1st",[343,672,673],{},"16 in (1 ft 4 in)",[343,675,676],{},"19.2 in (about 1 ft 7 3\u002F16 in)",[319,678,679,682,685],{},[343,680,681],{},"2nd",[343,683,684],{},"32 in (2 ft 8 in)",[343,686,687],{},"38.4 in (about 3 ft 2 3\u002F8 in)",[319,689,690,693,696],{},[343,691,692],{},"3rd",[343,694,695],{},"48 in (4 ft)",[343,697,698],{},"57.6 in (about 4 ft 9 5\u002F8 in)",[319,700,701,704,707],{},[343,702,703],{},"4th",[343,705,706],{},"64 in (5 ft 4 in)",[343,708,709],{},"76.8 in (about 6 ft 4 13\u002F16 in)",[319,711,712,715,718],{},[343,713,714],{},"5th",[343,716,717],{},"80 in (6 ft 8 in)",[343,719,720],{},"96 in (8 ft)",[319,722,723,726,728],{},[343,724,725],{},"6th",[343,727,720],{},[343,729,730],{},"–",[266,732,733],{},"The \"about\" values are the nearest 1\u002F16 inch. Both spacings meet at 96 inches, and 24-inch spacing needs no special mark: it falls on 24, 48, 72 and 96.",[232,735,737],{"id":736},"the-hook-and-true-zero","The hook and true zero",[266,739,740],{},"The metal hook at the end of the blade is loose on purpose. It slides back and forth by exactly its own thickness:",[277,742,743,749],{},[240,744,745,748],{},[243,746,747],{},"Hooked over an edge",", the pull slides the hook out, and the inside face of the hook is zero.",[240,750,751,754],{},[243,752,753],{},"Pushed against a wall",", the hook slides in, and its outside face is zero.",[266,756,757],{},"Either way the tape reads from true zero. A hook that has been bent, or rivets that someone has tightened, throw off one kind of measurement or both. To check a tape, measure the same board both ways and compare.",[266,759,760],{},"For work where 1\u002F32 inch matters, many woodworkers \"burn an inch\": they measure from the 1-inch line instead of the hook and subtract 1 inch from the reading. For an inside measurement, such as the width of a window opening, many tapes print the length of the case on its bottom. Butt the hook against one side and the back of the case against the other, read the blade where it leaves the case, and add the case length.",[232,762,764],{"id":763},"metric-and-dual-scale-tapes","Metric and dual-scale tapes",[266,766,767],{},"A metric tape is marked in millimeters, with a longer line every 5 mm and a number every centimeter (10 mm). There is nothing to reduce: 23 centimeters and 7 small lines is 237 mm, or 23.7 cm. Many US tapes are dual-scale, with inches along the top edge and centimeters along the bottom, which makes a handy converter: 1 inch is exactly 25.4 mm, and 1\u002F16 inch is about 1.6 mm.",[232,769,771],{"id":770},"tips-for-accurate-measuring","Tips for accurate measuring",[277,773,774,780,786,792],{},[240,775,776,779],{},[243,777,778],{},"Look straight down at the line."," Reading from an angle shifts the mark you seem to see.",[240,781,782,785],{},[243,783,784],{},"Mark with a V."," Draw a small V (a \"crow's foot\") with its point on the line instead of a single dash, so the mark does not drift.",[240,787,788,791],{},[243,789,790],{},"Use one tape for one project."," Two tapes can differ by 1\u002F32 inch or more over a few feet.",[240,793,794,797],{},[243,795,796],{},"Write fractions in lowest terms."," 2 5\u002F8 is easier to find again than 2 10\u002F16, and it is how plans and cut lists are written.",{"title":799,"searchDepth":43,"depth":43,"links":800},"",[801,802,803,804,805,806,807],{"id":234,"depth":43,"text":235},{"id":271,"depth":43,"text":272},{"id":603,"depth":43,"text":604},{"id":632,"depth":43,"text":633},{"id":736,"depth":43,"text":737},{"id":763,"depth":43,"text":764},{"id":770,"depth":43,"text":771},"TapeMeasureReader","Learn what every line on a tape measure means, from 1\u002F2 down to 1\u002F16 inch. Tap any mark on the interactive tape to see its fraction, decimal and millimeters.","md",[812,815,821,824,827,830],{"q":813,"a":814},"What are the fractions on a tape measure?","A standard US tape divides each inch into sixteenths. The longest line between two inch numbers is the 1\u002F2 inch mark, the next longest are 1\u002F4 and 3\u002F4, then the eighths, and the shortest lines are the sixteenths. Some tapes add 1\u002F32-inch marks, often only along the first 12 inches.",{"q":816,"a":817},"How do you read 1\u002F16 on a tape measure?",{"Find the last inch number before your mark, then count the spaces past it":818},{" Each space between two lines is 1\u002F16 inch, so five spaces past the 2 is 2 5\u002F16 inches":819},{" If the count is even, reduce it":820},"10\u002F16 is 5\u002F8, 4\u002F16 is 1\u002F4 and 8\u002F16 is 1\u002F2.",{"q":822,"a":823},"Why are some numbers red on a tape measure?","Most US tapes highlight every 16 inches (16, 32, 48, 64 and so on), usually in red, because studs and joists are commonly set 16 inches apart, center to center. Three 16-inch spaces make 4 feet, so the edges of 4 × 8 sheets land on a stud.",{"q":825,"a":826},"What are the black diamonds on a tape measure?","Many tapes have a small black diamond every 19.2 inches, a spacing used for some floor joists and trusses. Five 19.2-inch spaces fit exactly in 8 feet (96 inches), so the ends of an 8-foot sheet land on framing. Not every tape has them.",{"q":828,"a":829},"Why is the hook on my tape measure loose?","It is meant to move. The hook slides by its own thickness so the tape reads from true zero both ways. It slides out when you hook it over an edge and in when you push it against a wall. Do not bend it back or tighten the rivets, or both kinds of measurement will be off.",{"q":831,"a":832},"How do you read feet and inches on a tape measure?","Most US tapes number the inches all the way along, so the 64 means 64 inches. Divide by 12 for feet; the remainder is inches. 64 inches is 5 feet 4 inches, written 5' 4\". Many tapes also mark each foot, at 12, 24, 36 inches and so on.","how to read a tape measure",{},true,[837,838,839,840],"fraction-to-decimal-chart","board-foot-calculator","deck-board-calculator","fabric-yardage-calculator",{"title":34,"description":809},"How to Read a Tape Measure – Fractions, Marks & Practice","2026-10-17","ZuZXQ32W0OWpdAXOc3j3WaueSnMUwRbkJzbcxen1IqA",1792193312607]