TABLES FOR CONVERTING U. S. WEIGHTS AND MEASURES.
CUSTOMARY TO METRIC.
LINEAR.
| Inches to Millimetres. | Feet to Metres. | Yards to Metres. | Miles to Kilometres. | |
| 1 = | 25.4001 | 0.304801 | 0.914402 | 1.60935 |
| 2 = | 50.8001 | 0.609601 | 1.828804 | 3.21869 |
| 3 = | 76.2002 | 0.914402 | 2.743205 | 4.82804 |
| 4 = | 101.6002 | 1.219202 | 3.657607 | 6.43739 |
| 5 = | 127.0003 | 1.524003 | 4.572009 | 8.04674 |
| 6 = | 152.4003 | 1.828804 | 5.486411 | 9.65608 |
| 7 = | 177.8004 | 2.133604 | 6.400813 | 11.26543 |
| 8 = | 203.2004 | 2.438405 | 7.315215 | 12.87478 |
| 9 = | 228.6005 | 2.743205 | 8.229616 | 14.48412 |
SQUARE.
| Square Inches to Square Centimetres. | Square Feet to Square Decimetres. | Square Yards to Square Metres. | Acres to Hectares. | |
| 1 = | 6.452 | 9.290 | 0.836 | 0.4047 |
| 2 = | 12.903 | 18.581 | 1.672 | 0.8094 |
| 3 = | 19.355 | 27.871 | 2.508 | 1.2141 |
| 4 = | 25.807 | 37.161 | 3.344 | 1.6187 |
| 5 = | 32.258 | 46.452 | 4.181 | 2.0234 |
| 6 = | 38.710 | 55.742 | 5.017 | 2.4281 |
| 7 = | 45.161 | 65.032 | 5.853 | 2.8328 |
| 8 = | 51.613 | 74.323 | 6.689 | 3.2375 |
| 9 = | 58.065 | 83.613 | 7.525 | 3.6422 |
CUBIC.
| Cubic Inches to Cubic Centimetres. | Cubic Feet to Cubic Metres. | Cubic Yards to Cubic Metres. | Bushels to Hectolitres. | |
| 1 = | 16.387 | 0.02832 | 0.765 | 0.35239 |
| 2 = | 32.774 | 0.05663 | 1.529 | 0.70479 |
| 3 = | 49.161 | 0.08495 | 2.294 | 1.05718 |
| 4 = | 65.549 | 0.11327 | 3.058 | 1.40957 |
| 5 = | 81.936 | 0.14158 | 3.823 | 1.76196 |
| 6 = | 98.323 | 0.16990 | 4.587 | 2.11436 |
| 7 = | 114.710 | 0.19822 | 5.352 | 2.46675 |
| 8 = | 131.097 | 0.22654 | 6.116 | 2.81914 |
| 9 = | 147.484 | 0.25485 | 6.881 | 3.17154 |
CAPACITY.
| Fluid Drachms to Millilitres or Cubic Centimetres. | Fluid Ounces to to Millilitres. | Quarts to Litres. | Gallons to Litres. | |
| 1 = | 3.70 | 29.57 | 0.94636 | 3.78543 |
| 2 = | 7.39 | 59.15 | 1.89272 | 7.57087 |
| 3 = | 11.09 | 88.72 | 2.83908 | 11.35630 |
| 4 = | 14.79 | 118.29 | 3.78543 | 15.14174 |
| 5 = | 18.48 | 147.87 | 4.73179 | 18.92717 |
| 6 = | 22.18 | 177.44 | 5.67815 | 22.71261 |
| 7 = | 25.88 | 207.02 | 6.62451 | 26.49804 |
| 8 = | 29.57 | 236.59 | 7.57087 | 30.28348 |
| 9 = | 33.27 | 266.16 | 8.51723 | 34.06891 |
WEIGHT.
| Grains to Milligrammes. | Avoirdupois Ounces to Grammes. | Avoirdupois Pounds to Kilogrammes. | Troy Ounces to Grammes. | |
| 1 = | 64.7989 | 28.3495 | 0.45359 | 31.10348 |
| 2 = | 129.5978 | 56.6991 | 0.90719 | 62.20696 |
| 3 = | 194.3968 | 85.0486 | 1.36078 | 93.31044 |
| 4 = | 259.1957 | 113.3981 | 1.81437 | 124.41392 |
| 5 = | 323.9946 | 141.7476 | 2.26796 | 155.51740 |
| 6 = | 388.7935 | 170.0972 | 2.72156 | 186.62088 |
| 7 = | 453.5924 | 198.4467 | 3.17515 | 217.72437 |
| 8 = | 518.3914 | 226.7962 | 3.62874 | 248.82785 |
| 9 = | 583.1903 | 255.1457 | 4.08233 | 279.93133 |
| 1 Gunter's chain | = | 20.1168 | metres |
| 1 square statute mile | = | 259.000 | hectares |
| 1 fathom | = | 1.829 | metres |
| 1 nautical mile | = | 1853.25 | metres |
| 1 foot = 0.304801 metre, | 9.4840158 | log. | |
| 1 avoirdupois pound | = | 453.5924277 | gramme |
| 15432.35639 grains | = | 1 | kilogramme |
METRIC TO CUSTOMARY.
LINEAR.
| Metres to Inches. | Metres to Feet. | Metres to Yards. | Kilometres to Miles. | |
| 1 = | 39.3700 | 3.28083 | 1.093611 | 0.62137 |
| 2 = | 78.7400 | 6.56167 | 2.187222 | 1.24274 |
| 3 = | 118.1100 | 9.84250 | 3.280833 | 1.86411 |
| 4 = | 157.4800 | 13.12333 | 4.374444 | 2.48548 |
| 5 = | 196.8500 | 16.40417 | 5.468056 | 3.10685 |
| 6 = | 236.2200 | 19.68500 | 6.561667 | 3.72822 |
| 7 = | 275.5900 | 22.96583 | 7.655278 | 4.34959 |
| 8 = | 314.9600 | 26.24667 | 8.748889 | 4.97096 |
| 9 = | 354.3300 | 29.52750 | 9.842500 | 5.59233 |
SQUARE.
| Square Centimetres to Square Inches. | Square Metres to Square Feet. | Square Metres to Square Yards. | Hectares to Acres. | |
| 1 = | 0.1550 | 10.764 | 1.196 | 2.471 |
| 2 = | 0.3100 | 21.528 | 2.392 | 4.942 |
| 3 = | 0.4650 | 32.292 | 3.588 | 7.413 |
| 4 = | 0.6200 | 43.055 | 4.784 | 9.884 |
| 5 = | 0.7750 | 53.819 | 5.980 | 12.355 |
| 6 = | 0.9300 | 64.583 | 7.176 | 14.826 |
| 7 = | 1.0850 | 75.347 | 8.372 | 17.297 |
| 8 = | 1.2400 | 86.111 | 9.568 | 19.768 |
| 9 = | 1.3950 | 96.875 | 10.764 | 22.239 |
CUBIC.
| Cubic Centimetres to Cubic Inches. | Cubic Decimetres to Cubic Inches. | Cubic Metres to Cubic Feet. | Cubic Metres to Cubic Yards. | |
| 1 = | 0.0610 | 61.023 | 35.314 | 1.308 |
| 2 = | 0.1220 | 122.047 | 70.629 | 2.616 |
| 3 = | 0.1831 | 183.070 | 105.943 | 3.924 |
| 4 = | 0.2441 | 244.094 | 141.258 | 5.232 |
| 5 = | 0.3051 | 305.117 | 176.572 | 6.540 |
| 6 = | 0.3661 | 366.140 | 211.887 | 7.848 |
| 7 = | 0.4272 | 427.164 | 247.201 | 9.156 |
| 8 = | 0.4882 | 488.187 | 282.516 | 10.464 |
| 9 = | 0.5492 | 549.210 | 317.830 | 11.771 |
CAPACITY.
| Millimetres or Cubic Centimetres to Fluid Drachms. | Centilitres to Fluid Ounces. | Litres to Quarts. | Decalitres to Gallons. | Hectolitres to Bushels. | |
| 1 = | 0.27 | 0.338 | 1.0567 | 2.6417 | 2.8377 |
| 2 = | 0.54 | 0.676 | 2.1134 | 5.2834 | 5.6755 |
| 3 = | 0.81 | 1.014 | 3.1700 | 7.9251 | 8.5132 |
| 4 = | 1.08 | 1.353 | 4.2267 | 10.5668 | 11.3510 |
| 5 = | 1.35 | 1.691 | 5.2834 | 13.2085 | 14.1887 |
| 6 = | 1.62 | 2.029 | 6.3401 | 15.8502 | 17.0265 |
| 7 = | 1.89 | 2.367 | 7.3968 | 18.4919 | 19.8642 |
| 8 = | 2.16 | 2.705 | 8.4535 | 21.1336 | 22.7019 |
| 9 = | 2.43 | 3.043 | 9.5101 | 23.7753 | 25.5397 |
WEIGHT.
| Milligrammes to Grains. | Kilogrammes to Grains. | Hectogrammes to Ounces Avoirdupois. | Kilogrammes to Pounds Avoirdupois. | |
| 1 = | 0.01543 | 15432.36 | 3.5274 | 2.20462 |
| 2 = | 0.03086 | 30864.71 | 7.0548 | 4.40924 |
| 3 = | 0.04630 | 46297.07 | 10.5822 | 6.61387 |
| 4 = | 0.06173 | 61729.43 | 14.1096 | 8.81849 |
| 5 = | 0.07716 | 77161.78 | 17.6370 | 11.02311 |
| 6 = | 0.09259 | 92594.14 | 21.1644 | 13.22773 |
| 7 = | 0.10803 | 108026.49 | 24.6918 | 15.43236 |
| 8 = | 0.12346 | 123458.85 | 28.2192 | 17.63698 |
| 9 = | 0.13889 | 138891.21 | 31.7466 | 19.84160 |
| Quintals to Pounds Avoirdupois. | Milliers or tonnes to Pounds Avoirdupois. | Kilogrammes to Ounces Troy. | |
| 1 = | 220.46 | 2204.6 | 32.1507 |
| 2 = | 440.92 | 4409.2 | 64.3015 |
| 3 = | 661.39 | 6613.9 | 96.4522 |
| 4 = | 881.85 | 8818.5 | 128.6030 |
| 5 = | 1102.31 | 11023.1 | 160.7537 |
| 6 = | 1322.77 | 13227.7 | 192.9044 |
| 7 = | 1543.24 | 15432.4 | 225.0552 |
| 8 = | 1763.70 | 17637.0 | 257.2059 |
| 9 = | 1984.16 | 19841.6 | 289.3567 |