Subtract 9/56 from 7/49
7/49 - 9/56 is -1/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
7/49 = 7 × 8/49 × 8 = 56/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
9/56 = 9 × 7/56 × 7 = 63/392 - Subtract the two like fractions:
56/392 - 63/392 = 56 - 63/392 = -7/392 - After reducing the fraction, the answer is -1/56
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