Subtract 15/70 from 8/36, Solve 8/36

Subtract 15/70 from 8/36

8/36 - 15/70 is 1/126.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 36 × 35 = 1260,
8/36 = 8 × 35/36 × 35 = 280/1260
Likewise, for the 2nd fraction, since 70 × 18 = 1260,
15/70 = 15 × 18/70 × 18 = 270/1260
Subtract the two like fractions:
280/1260 - 270/1260 = 280 - 270/1260 = 10/1260
After reducing the fraction, the answer is 1/126

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