Subtract 15/56 from 9/49
9/49 - 15/56 is -33/392.
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,
9/49 = 9 × 8/49 × 8 = 72/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
15/56 = 15 × 7/56 × 7 = 105/392 - Subtract the two like fractions:
72/392 - 105/392 = 72 - 105/392 = -33/392
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