Subtract 9/49 from 12/75, Solve 12/75

Subtract 9/49 from 12/75

12/75 - 9/49 is -29/1225.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 49 is 3675

Next, find the equivalent fraction of both fractional numbers with denominator 3675
For the 1st fraction, since 75 × 49 = 3675,
12/75 = 12 × 49/75 × 49 = 588/3675
Likewise, for the 2nd fraction, since 49 × 75 = 3675,
9/49 = 9 × 75/49 × 75 = 675/3675
Subtract the two like fractions:
588/3675 - 675/3675 = 588 - 675/3675 = -87/3675
After reducing the fraction, the answer is -29/1225

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