Subtract 8/18 from 8/64
8/64 - 8/18 is -23/72.
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,
8/64 = 8 × 9/64 × 9 = 72/576 - Likewise, for the 2nd fraction, since 18 × 32 = 576,
8/18 = 8 × 32/18 × 32 = 256/576 - Subtract the two like fractions:
72/576 - 256/576 = 72 - 256/576 = -184/576 - After reducing the fraction, the answer is -23/72
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