Subtract 18/70 from 2/56
2/56 - 18/70 is -31/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
2/56 = 2 × 5/56 × 5 = 10/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
18/70 = 18 × 4/70 × 4 = 72/280 - Subtract the two like fractions:
10/280 - 72/280 = 10 - 72/280 = -62/280 - After reducing the fraction, the answer is -31/140
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