Customary System of Measurement
Length – this is used to measure how long something is – inches (in), feet (ft),
yards (yd), miles (mi)
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12 inches = 1 foot
36 inches = 1 yard
3 feet = 1 yard
5,280 feet = 1 mile
Volume (Capacity) – this is used to measure how much something can hold – fluid
ounces (fl oz), cup (c), pint (pt), quart (qt), gallon (gal)
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8 ounces = 1 cup
16 ounces = 2 cups = 1 pint
32 ounces = 4 cups = 2 pints = 1 quart
128 ounces = 16 cups = 8 pints = 4 quarts = 1 gallon
Weight – this is used to measure how much something weighs – ounces (oz),
pounds (lbs), tons (t)
1. 16 ounces = 1 pound
2. 2000 pounds = 1 ton