Subtract 45/64 from 12/15
12/15 - 45/64 is 31/320.
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,
12/15 = 12 × 64/15 × 64 = 768/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
45/64 = 45 × 15/64 × 15 = 675/960 - Subtract the two like fractions:
768/960 - 675/960 = 768 - 675/960 = 93/960 - After reducing the fraction, the answer is 31/320
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