Subtract 1/5 from 45/63
45/63 - 1/5 is 18/35.
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,
45/63 = 45 × 5/63 × 5 = 225/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
1/5 = 1 × 63/5 × 63 = 63/315 - Subtract the two like fractions:
225/315 - 63/315 = 225 - 63/315 = 162/315 - After reducing the fraction, the answer is 18/35
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