Subtract 60/64 from 3/15
3/15 - 60/64 is -59/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 15 × 64 = 960,
3/15 = 3 × 64/15 × 64 = 192/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
60/64 = 60 × 15/64 × 15 = 900/960 - Subtract the two like fractions:
192/960 - 900/960 = 192 - 900/960 = -708/960 - After reducing the fraction, the answer is -59/80
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