Subtract 9/28 from 30/25, Solve 1 5/25

Subtract 9/28 from 30/25

1^st number: 1 5/25, 2^nd number: 9/28

30/25 - 9/28 is 123/140.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 28 is 700

Next, find the equivalent fraction of both fractional numbers with denominator 700
For the 1st fraction, since 25 × 28 = 700,
30/25 = 30 × 28/25 × 28 = 840/700
Likewise, for the 2nd fraction, since 28 × 25 = 700,
9/28 = 9 × 25/28 × 25 = 225/700
Subtract the two like fractions:
840/700 - 225/700 = 840 - 225/700 = 615/700
After reducing the fraction, the answer is 123/140

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