Subtract 40/63 from 4/36
4/36 - 40/63 is -11/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
4/36 = 4 × 7/36 × 7 = 28/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
40/63 = 40 × 4/63 × 4 = 160/252 - Subtract the two like fractions:
28/252 - 160/252 = 28 - 160/252 = -132/252 - After reducing the fraction, the answer is -11/21
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