Subtract 30/63 from 6/56
6/56 - 30/63 is -31/84.
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,
6/56 = 6 × 9/56 × 9 = 54/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
30/63 = 30 × 8/63 × 8 = 240/504 - Subtract the two like fractions:
54/504 - 240/504 = 54 - 240/504 = -186/504 - After reducing the fraction, the answer is -31/84
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