Subtract 80/63 from 8/20
1st number: 8/20, 2nd number: 1 17/63
8/20 - 80/63 is -274/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 20 × 63 = 1260,
8/20 = 8 × 63/20 × 63 = 504/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
80/63 = 80 × 20/63 × 20 = 1600/1260 - Subtract the two like fractions:
504/1260 - 1600/1260 = 504 - 1600/1260 = -1096/1260 - After reducing the fraction, the answer is -274/315
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