Subtract 3/18 from 20/64
20/64 - 3/18 is 7/48.
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,
20/64 = 20 × 9/64 × 9 = 180/576 - Likewise, for the 2nd fraction, since 18 × 32 = 576,
3/18 = 3 × 32/18 × 32 = 96/576 - Subtract the two like fractions:
180/576 - 96/576 = 180 - 96/576 = 84/576 - After reducing the fraction, the answer is 7/48
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