Subtract 42/4 from 20/56
1st number: 20/56, 2nd number: 10 2/4
20/56 - 42/4 is -71/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 4 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Likewise, for the 2nd fraction, since 4 × 14 = 56,
42/4 = 42 × 14/4 × 14 = 588/56 - Subtract the two like fractions:
20/56 - 588/56 = 20 - 588/56 = -568/56 - After reducing the fraction, the answer is -71/7
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