Subtract 54/63 from 9/56
9/56 - 54/63 is -39/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
9/56 = 9 × 9/56 × 9 = 81/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
54/63 = 54 × 8/63 × 8 = 432/504 - Subtract the two like fractions:
81/504 - 432/504 = 81 - 432/504 = -351/504 - After reducing the fraction, the answer is -39/56
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