Subtract 7/64 from 15/18
15/18 - 7/64 is 139/192.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 18 × 32 = 576,
15/18 = 15 × 32/18 × 32 = 480/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
7/64 = 7 × 9/64 × 9 = 63/576 - Subtract the two like fractions:
480/576 - 63/576 = 480 - 63/576 = 417/576 - After reducing the fraction, the answer is 139/192
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