Subtract 9/35 from 12/63
12/63 - 9/35 is -1/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
12/63 = 12 × 5/63 × 5 = 60/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
9/35 = 9 × 9/35 × 9 = 81/315 - Subtract the two like fractions:
60/315 - 81/315 = 60 - 81/315 = -21/315 - After reducing the fraction, the answer is -1/15
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