Subtract 20/56 from 3/14
3/14 - 20/56 is -1/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
3/14 = 3 × 4/14 × 4 = 12/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Subtract the two like fractions:
12/56 - 20/56 = 12 - 20/56 = -8/56 - After reducing the fraction, the answer is -1/7
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