Subtract 28/63 from 45/49
45/49 - 28/63 is 209/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
45/49 = 45 × 9/49 × 9 = 405/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
28/63 = 28 × 7/63 × 7 = 196/441 - Subtract the two like fractions:
405/441 - 196/441 = 405 - 196/441 = 209/441
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