Subtract 36/8 from 25/70, Solve 25/70

Subtract 36/8 from 25/70

1^st number: 25/70, 2^nd number: 4 4/8

25/70 - 36/8 is -29/7.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 70 × 4 = 280,
25/70 = 25 × 4/70 × 4 = 100/280
Likewise, for the 2nd fraction, since 8 × 35 = 280,
36/8 = 36 × 35/8 × 35 = 1260/280
Subtract the two like fractions:
100/280 - 1260/280 = 100 - 1260/280 = -1160/280
After reducing the fraction, the answer is -29/7

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