Subtract 96/42 from 21/56
1st number: 21/56, 2nd number: 2 12/42
21/56 - 96/42 is -107/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
21/56 = 21 × 3/56 × 3 = 63/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
96/42 = 96 × 4/42 × 4 = 384/168 - Subtract the two like fractions:
63/168 - 384/168 = 63 - 384/168 = -321/168 - After reducing the fraction, the answer is -107/56
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