Subtract 8/20 from 7/32
7/32 - 8/20 is -29/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
7/32 = 7 × 5/32 × 5 = 35/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
8/20 = 8 × 8/20 × 8 = 64/160 - Subtract the two like fractions:
35/160 - 64/160 = 35 - 64/160 = -29/160
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