Converting Units of Length (Customary) for 4th Grade
To convert customary units of length, multiply when moving to smaller units and divide when moving to larger ones. Twelve inches to a foot and three feet to a yard are the conversions to know. The examples below work through each, with practice problems.
Type the problems from this lesson and check each step.
DETAILED EXPLANATION
Customary units of length include inches (in), feet (ft), and yards (yd). 12 in = 1 ft; 3 ft = 1 yd. To convert, multiply or divide by the conversion factor.
WORKED EXAMPLES WITH STEP BY STEP SOLUTIONS
Example 1
How many inches are in 3 feet?
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Solutions:
Step 1: Apply the concept from the lesson above.
Step 2: Carry out the operation or reasoning.
Answer: 3 ft × 12 in/ft = 36 inches.
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