Subtract 15/63 from 7/35
7/35 - 15/63 is -4/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
7/35 = 7 × 9/35 × 9 = 63/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
15/63 = 15 × 5/63 × 5 = 75/315 - Subtract the two like fractions:
63/315 - 75/315 = 63 - 75/315 = -12/315 - After reducing the fraction, the answer is -4/105
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