Subtract 20/56 from 12/20
12/20 - 20/56 is 17/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
12/20 = 12 × 14/20 × 14 = 168/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
20/56 = 20 × 5/56 × 5 = 100/280 - Subtract the two like fractions:
168/280 - 100/280 = 168 - 100/280 = 68/280 - After reducing the fraction, the answer is 17/70
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