Subtract 4/18 from 7/64
7/64 - 4/18 is -65/576.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 18 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 64 × 9 = 576,
7/64 = 7 × 9/64 × 9 = 63/576 - Likewise, for the 2nd fraction, since 18 × 32 = 576,
4/18 = 4 × 32/18 × 32 = 128/576 - Subtract the two like fractions:
63/576 - 128/576 = 63 - 128/576 = -65/576
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