Subtract 2/45 from 4/64, Solve 4/64

Subtract 2/45 from 4/64

4/64 - 2/45 is 13/720.

Find the least common denominator or LCM of the two denominators:
LCM of 64 and 45 is 2880

Next, find the equivalent fraction of both fractional numbers with denominator 2880
For the 1st fraction, since 64 × 45 = 2880,
4/64 = 4 × 45/64 × 45 = 180/2880
Likewise, for the 2nd fraction, since 45 × 64 = 2880,
2/45 = 2 × 64/45 × 64 = 128/2880
Subtract the two like fractions:
180/2880 - 128/2880 = 180 - 128/2880 = 52/2880
After reducing the fraction, the answer is 13/720

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