Subtract 6/56 from 7/70
7/70 - 6/56 is -1/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
7/70 = 7 × 4/70 × 4 = 28/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
6/56 = 6 × 5/56 × 5 = 30/280 - Subtract the two like fractions:
28/280 - 30/280 = 28 - 30/280 = -2/280 - After reducing the fraction, the answer is -1/140
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