Subtract 3/64 from 21/60
21/60 - 3/64 is 97/320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 60 × 16 = 960,
21/60 = 21 × 16/60 × 16 = 336/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
3/64 = 3 × 15/64 × 15 = 45/960 - Subtract the two like fractions:
336/960 - 45/960 = 336 - 45/960 = 291/960 - After reducing the fraction, the answer is 97/320
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