Subtract 27/60 from 90/63
1st number: 1 27/63, 2nd number: 27/60
90/63 - 27/60 is 137/140.
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,
90/63 = 90 × 20/63 × 20 = 1800/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
27/60 = 27 × 21/60 × 21 = 567/1260 - Subtract the two like fractions:
1800/1260 - 567/1260 = 1800 - 567/1260 = 1233/1260 - After reducing the fraction, the answer is 137/140
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