Subtract 5/49 from 18/63
18/63 - 5/49 is 9/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 63 × 7 = 441,
18/63 = 18 × 7/63 × 7 = 126/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
5/49 = 5 × 9/49 × 9 = 45/441 - Subtract the two like fractions:
126/441 - 45/441 = 126 - 45/441 = 81/441 - After reducing the fraction, the answer is 9/49
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