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Published byJohn Osborne Modified over 8 years ago
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Converting Units Within the US Customary System (inches and feet) NCSC Sample Instructional Unit - Elementary Meaurement Unit Lesson 2 1
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1 foot (ft) 1 foot (ft) = 12 inches (in) 1 x 12 = 12 feet to inches – MULTIPLY BY 12 larger unit smaller unit Remember: inches are smaller units than feet, so it takes more of them to equal a foot, which is why you multiply to convert feet to inches. NCSC Sample Instructional Unit - Elementary Meaurement Unit Lesson 2 2
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Feet to Inches – Reference 2 feet x 12 = 24 inches 3 feet x 12 = 36 inches 4 feet x 12 = 48 inches 5 feet x 12 = 60 inches 6 feet x 12 = 72 inches 7 feet x 12 = 84 inches 8 feet x 12 = 96 inches 9 feet x 12 = 108 inches 10 feet x 12 = 120 inches MULTIPLY NCSC Sample Instructional Unit - Elementary Meaurement Unit Lesson 2 3
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1 foot (ft) 12 inches (in) = 1 foot (ft) 12 ÷ 12 = 1 inches to feet – DIVIDE BY 12 larger unit smaller unit Remember: inches are smaller units than feet, so it takes less feet to equal the same amount in inches, which is why you divide to convert inches to feet. NCSC Sample Instructional Unit - Elementary Meaurement Unit Lesson 2 4
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Inches to Feet – Reference 24 inches ÷ 12 = 2 feet 36 inches ÷ 12 = 3feet 48 inches ÷ 12 = 4 feet 60 inches ÷ 12 = 5 feet 72 inches ÷ 12 = 6 feet 84 inches ÷ 12 = 7 feet 96 inches ÷ 12 = 8 feet 108 inches ÷ 12 = 9 feet 120 inches ÷ 12 = 10 feet DIVIDE NCSC Sample Instructional Unit - Elementary Meaurement Unit Lesson 2 5
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Quick Review To convert ft to in, MULTIPLY BY 12 To convert in to ft, DIVIDE BY 12 NCSC Sample Instructional Unit - Elementary Meaurement Unit Lesson 2 6
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