Subtract 63/42 from 27/32
1st number: 27/32, 2nd number: 1 21/42
27/32 - 63/42 is -21/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 42 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
27/32 = 27 × 21/32 × 21 = 567/672 - Likewise, for the 2nd fraction, since 42 × 16 = 672,
63/42 = 63 × 16/42 × 16 = 1008/672 - Subtract the two like fractions:
567/672 - 1008/672 = 567 - 1008/672 = -441/672 - After reducing the fraction, the answer is -21/32
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