Subtract 28/32 from 15/63
15/63 - 28/32 is -107/168.
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,
28/32 = 28 × 63/32 × 63 = 1764/2016 - Subtract the two like fractions:
480/2016 - 1764/2016 = 480 - 1764/2016 = -1284/2016 - After reducing the fraction, the answer is -107/168
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