Subtract 2/64 from 4/49, Solve 4/49

Subtract 2/64 from 4/49

4/49 - 2/64 is 79/1568.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 64 is 3136

Next, find the equivalent fraction of both fractional numbers with denominator 3136
For the 1st fraction, since 49 × 64 = 3136,
4/49 = 4 × 64/49 × 64 = 256/3136
Likewise, for the 2nd fraction, since 64 × 49 = 3136,
2/64 = 2 × 49/64 × 49 = 98/3136
Subtract the two like fractions:
256/3136 - 98/3136 = 256 - 98/3136 = 158/3136
After reducing the fraction, the answer is 79/1568

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