Subtract 42/27 from 28/32
1st number: 28/32, 2nd number: 1 15/27
28/32 - 42/27 is -49/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 27 is 864
Next, find the equivalent fraction of both fractional numbers with denominator 864 - For the 1st fraction, since 32 × 27 = 864,
28/32 = 28 × 27/32 × 27 = 756/864 - Likewise, for the 2nd fraction, since 27 × 32 = 864,
42/27 = 42 × 32/27 × 32 = 1344/864 - Subtract the two like fractions:
756/864 - 1344/864 = 756 - 1344/864 = -588/864 - After reducing the fraction, the answer is -49/72
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