Subtract 25/42 from 10/64, Solve 10/64

Subtract 25/42 from 10/64

10/64 - 25/42 is -295/672.

Find the least common denominator or LCM of the two denominators:
LCM of 64 and 42 is 1344

Next, find the equivalent fraction of both fractional numbers with denominator 1344
For the 1st fraction, since 64 × 21 = 1344,
10/64 = 10 × 21/64 × 21 = 210/1344
Likewise, for the 2nd fraction, since 42 × 32 = 1344,
25/42 = 25 × 32/42 × 32 = 800/1344
Subtract the two like fractions:
210/1344 - 800/1344 = 210 - 800/1344 = -590/1344
After reducing the fraction, the answer is -295/672

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