Subtract 42/35 from 12/56
1st number: 12/56, 2nd number: 1 7/35
12/56 - 42/35 is -69/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
12/56 = 12 × 5/56 × 5 = 60/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
42/35 = 42 × 8/35 × 8 = 336/280 - Subtract the two like fractions:
60/280 - 336/280 = 60 - 336/280 = -276/280 - After reducing the fraction, the answer is -69/70
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