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Customary Units

Customary systemThe customary system of measurement is defined as a set of weights and measures used for measuring length, weight, capacity, and temperature. Based on the English system of measurement, is also known as the U.S. Customary System.

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Customary Units for Length

The customary units to measure length and distances in the customary system are inches, feet, yards, and miles.

Customary Units for Measuring Length

We can use the given chart for the conversion of one customary unit of length to another.

Example: Convert 5 feet to inches.

1 foot = 12 inches

5 foot = 12 × 5 = 60 inches

The table given below shows the relation between customary units and standard metric units.

Customary Units for Weight

The U.S. customary units for measuring weight are ounces, pounds, and tons.

We can convert the customary unit of weight by using the giving relations.

Example: How many ounces are there in 1 ton?

1 ton = 2000 pounds

1 pound = 16 ounces

So, 2000 pounds = 2000 × 16 = 32000 ounces

Customary Units for Capacity (Volume)

The U.S. customary capacity or volume measurement units are ounces, cups, pints, quarts, and gallons.

Customary Units for Measuring Capacity (Volume)

Example: Convert 3 quarts to cups.

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1 quart = 2 pints

3 quarts = 6 pints

1 pint = 2 cups

6 pints = 6 × 2 = 12 cups

Customary Units for Temperature

The U.S. customary measurement unit for temperature is °Fahrenheit.

1 °C = 33.8 °F