Subtract 42/56 from 8/28
8/28 - 42/56 is -13/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
8/28 = 8 × 2/28 × 2 = 16/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
42/56 = 42 × 1/56 × 1 = 42/56 - Subtract the two like fractions:
16/56 - 42/56 = 16 - 42/56 = -26/56 - After reducing the fraction, the answer is -13/28
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