Subtract 48/36 from 9/70, Solve 9/70

Subtract 48/36 from 9/70

1^st number: 9/70, 2^nd number: 1 12/36

9/70 - 48/36 is -253/210.

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

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 70 × 18 = 1260,
9/70 = 9 × 18/70 × 18 = 162/1260
Likewise, for the 2nd fraction, since 36 × 35 = 1260,
48/36 = 48 × 35/36 × 35 = 1680/1260
Subtract the two like fractions:
162/1260 - 1680/1260 = 162 - 1680/1260 = -1518/1260
After reducing the fraction, the answer is -253/210

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