Subtract 49/54 from 9/63
9/63 - 49/54 is -289/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
9/63 = 9 × 6/63 × 6 = 54/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
49/54 = 49 × 7/54 × 7 = 343/378 - Subtract the two like fractions:
54/378 - 343/378 = 54 - 343/378 = -289/378
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