Subtract 20/56 from 3/10
3/10 - 20/56 is -2/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
3/10 = 3 × 28/10 × 28 = 84/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
20/56 = 20 × 5/56 × 5 = 100/280 - Subtract the two like fractions:
84/280 - 100/280 = 84 - 100/280 = -16/280 - After reducing the fraction, the answer is -2/35
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