Subtract 63/56 from 28/20
1st number: 1 8/20, 2nd number: 1 7/56
28/20 - 63/56 is 11/40.
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,
28/20 = 28 × 14/20 × 14 = 392/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
63/56 = 63 × 5/56 × 5 = 315/280 - Subtract the two like fractions:
392/280 - 315/280 = 392 - 315/280 = 77/280 - After reducing the fraction, the answer is 11/40
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