Subtract 10/7 from 40/25, Solve 1 15/25

Subtract 10/7 from 40/25

1^st number: 1 15/25, 2^nd number: 1 3/7

40/25 - 10/7 is 6/35.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175

Next, find the equivalent fraction of both fractional numbers with denominator 175
For the 1st fraction, since 25 × 7 = 175,
40/25 = 40 × 7/25 × 7 = 280/175
Likewise, for the 2nd fraction, since 7 × 25 = 175,
10/7 = 10 × 25/7 × 25 = 250/175
Subtract the two like fractions:
280/175 - 250/175 = 280 - 250/175 = 30/175
After reducing the fraction, the answer is 6/35

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