Subtract 80/49 from 15/56
1st number: 15/56, 2nd number: 1 31/49
15/56 - 80/49 is -535/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
15/56 = 15 × 7/56 × 7 = 105/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
80/49 = 80 × 8/49 × 8 = 640/392 - Subtract the two like fractions:
105/392 - 640/392 = 105 - 640/392 = -535/392
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