Subtract 18/32 from 15/63
15/63 - 18/32 is -109/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 32 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 63 × 32 = 2016,
15/63 = 15 × 32/63 × 32 = 480/2016 - Likewise, for the 2nd fraction, since 32 × 63 = 2016,
18/32 = 18 × 63/32 × 63 = 1134/2016 - Subtract the two like fractions:
480/2016 - 1134/2016 = 480 - 1134/2016 = -654/2016 - After reducing the fraction, the answer is -109/336
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