Subtract 18/63 from 4/56
4/56 - 18/63 is -3/14.
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,
4/56 = 4 × 9/56 × 9 = 36/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
18/63 = 18 × 8/63 × 8 = 144/504 - Subtract the two like fractions:
36/504 - 144/504 = 36 - 144/504 = -108/504 - After reducing the fraction, the answer is -3/14
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