Subtract 1/5 from 3/63
3/63 - 1/5 is -16/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
3/63 = 3 × 5/63 × 5 = 15/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
1/5 = 1 × 63/5 × 63 = 63/315 - Subtract the two like fractions:
15/315 - 63/315 = 15 - 63/315 = -48/315 - After reducing the fraction, the answer is -16/105
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