Subtract 90/56 from 63/98
1st number: 63/98, 2nd number: 1 34/56
63/98 - 90/56 is -27/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
63/98 = 63 × 4/98 × 4 = 252/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
90/56 = 90 × 7/56 × 7 = 630/392 - Subtract the two like fractions:
252/392 - 630/392 = 252 - 630/392 = -378/392 - After reducing the fraction, the answer is -27/28
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