Subtract 20/60 from 80/63
1st number: 1 17/63, 2nd number: 20/60
80/63 - 20/60 is 59/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
80/63 = 80 × 20/63 × 20 = 1600/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
20/60 = 20 × 21/60 × 21 = 420/1260 - Subtract the two like fractions:
1600/1260 - 420/1260 = 1600 - 420/1260 = 1180/1260 - After reducing the fraction, the answer is 59/63
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