Subtract 6/45 from 5/63
5/63 - 6/45 is -17/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
5/63 = 5 × 5/63 × 5 = 25/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
6/45 = 6 × 7/45 × 7 = 42/315 - Subtract the two like fractions:
25/315 - 42/315 = 25 - 42/315 = -17/315
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