Subtract 90/98 from 36/56
36/56 - 90/98 is -27/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
36/56 = 36 × 7/56 × 7 = 252/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
90/98 = 90 × 4/98 × 4 = 360/392 - Subtract the two like fractions:
252/392 - 360/392 = 252 - 360/392 = -108/392 - After reducing the fraction, the answer is -27/98
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Related: 72/56-90/98