Subtract 21/32 from 28/7
1st number: 4 0/7, 2nd number: 21/32
28/7 - 21/32 is 107/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 7 × 32 = 224,
28/7 = 28 × 32/7 × 32 = 896/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
21/32 = 21 × 7/32 × 7 = 147/224 - Subtract the two like fractions:
896/224 - 147/224 = 896 - 147/224 = 749/224 - After reducing the fraction, the answer is 107/32
- In mixed form: 311/32
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