Subtract 3/64 from 9/20
9/20 - 3/64 is 129/320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
9/20 = 9 × 16/20 × 16 = 144/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
3/64 = 3 × 5/64 × 5 = 15/320 - Subtract the two like fractions:
144/320 - 15/320 = 144 - 15/320 = 129/320
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