Subtract 20/14 from 18/56
1st number: 18/56, 2nd number: 1 6/14
18/56 - 20/14 is -31/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 14 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
18/56 = 18 × 1/56 × 1 = 18/56 - Likewise, for the 2nd fraction, since 14 × 4 = 56,
20/14 = 20 × 4/14 × 4 = 80/56 - Subtract the two like fractions:
18/56 - 80/56 = 18 - 80/56 = -62/56 - After reducing the fraction, the answer is -31/28
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