Subtract 4/7 from 30/25, Solve 1 5/25

Subtract 4/7 from 30/25

1^st number: 1 5/25, 2^nd number: 4/7

30/25 - 4/7 is 22/35.

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,
30/25 = 30 × 7/25 × 7 = 210/175
Likewise, for the 2nd fraction, since 7 × 25 = 175,
4/7 = 4 × 25/7 × 25 = 100/175
Subtract the two like fractions:
210/175 - 100/175 = 210 - 100/175 = 110/175
After reducing the fraction, the answer is 22/35

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