Subtract 49/56 from 70/98
70/98 - 49/56 is -9/56.
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,
70/98 = 70 × 4/98 × 4 = 280/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
49/56 = 49 × 7/56 × 7 = 343/392 - Subtract the two like fractions:
280/392 - 343/392 = 280 - 343/392 = -63/392 - After reducing the fraction, the answer is -9/56
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