Subtract 5/7 from 20/32
20/32 - 5/7 is -5/56.
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,
20/32 = 20 × 7/32 × 7 = 140/224 - Likewise, for the 2nd fraction, since 7 × 32 = 224,
5/7 = 5 × 32/7 × 32 = 160/224 - Subtract the two like fractions:
140/224 - 160/224 = 140 - 160/224 = -20/224 - After reducing the fraction, the answer is -5/56
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