Subtract 21/28 from 5/32
5/32 - 21/28 is -19/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 28 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
5/32 = 5 × 7/32 × 7 = 35/224 - Likewise, for the 2nd fraction, since 28 × 8 = 224,
21/28 = 21 × 8/28 × 8 = 168/224 - Subtract the two like fractions:
35/224 - 168/224 = 35 - 168/224 = -133/224 - After reducing the fraction, the answer is -19/32
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