Subtract 20/98 from 5/56
5/56 - 20/98 is -45/392.
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,
5/56 = 5 × 7/56 × 7 = 35/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
20/98 = 20 × 4/98 × 4 = 80/392 - Subtract the two like fractions:
35/392 - 80/392 = 35 - 80/392 = -45/392
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