Subtract 35/7 from 21/32
1st number: 21/32, 2nd number: 5 0/7
21/32 - 35/7 is -139/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 7 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
21/32 = 21 × 7/32 × 7 = 147/224 - Likewise, for the 2nd fraction, since 7 × 32 = 224,
35/7 = 35 × 32/7 × 32 = 1120/224 - Subtract the two like fractions:
147/224 - 1120/224 = 147 - 1120/224 = -973/224 - After reducing the fraction, the answer is -139/32
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