Subtract 9/60 from 28/64
28/64 - 9/60 is 23/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 60 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
28/64 = 28 × 15/64 × 15 = 420/960 - Likewise, for the 2nd fraction, since 60 × 16 = 960,
9/60 = 9 × 16/60 × 16 = 144/960 - Subtract the two like fractions:
420/960 - 144/960 = 420 - 144/960 = 276/960 - After reducing the fraction, the answer is 23/80
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