Subtract 9/60 from 7/63
7/63 - 9/60 is -7/180.
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,
7/63 = 7 × 20/63 × 20 = 140/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
9/60 = 9 × 21/60 × 21 = 189/1260 - Subtract the two like fractions:
140/1260 - 189/1260 = 140 - 189/1260 = -49/1260 - After reducing the fraction, the answer is -7/180
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