Subtract 9/49 from 20/63
20/63 - 9/49 is 59/441.
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,
20/63 = 20 × 7/63 × 7 = 140/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
9/49 = 9 × 9/49 × 9 = 81/441 - Subtract the two like fractions:
140/441 - 81/441 = 140 - 81/441 = 59/441
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