Grade 5 · Math
Divide a unit fraction by a whole number
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Example & extra help
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A ribbon of length meter is shared into 2 equal pieces. How long is each piece?
- m
- m
- m
- m
See the answer & why
m
Divide meter into 2 equal parts. Each is 1/(5 × 2) = meter. The 2 pieces together make meter.
A little hint: Divide the unit-fraction part into equal smaller parts, then multiply back to check.
A unit fraction has numerator 1; begin with that part of one whole.
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