Subtract 12/75 from 15/70, Solve 15/70

Subtract 12/75 from 15/70

15/70 - 12/75 is 19/350.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 75 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 70 × 15 = 1050,
15/70 = 15 × 15/70 × 15 = 225/1050
Likewise, for the 2nd fraction, since 75 × 14 = 1050,
12/75 = 12 × 14/75 × 14 = 168/1050
Subtract the two like fractions:
225/1050 - 168/1050 = 225 - 168/1050 = 57/1050
After reducing the fraction, the answer is 19/350

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