Subtract 84/8 from 42/56
1st number: 42/56, 2nd number: 10 4/8
42/56 - 84/8 is -39/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
42/56 = 42 × 1/56 × 1 = 42/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
84/8 = 84 × 7/8 × 7 = 588/56 - Subtract the two like fractions:
42/56 - 588/56 = 42 - 588/56 = -546/56 - After reducing the fraction, the answer is -39/4
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