Subtract 30/25 from 2/28, Solve 2/28

Subtract 30/25 from 2/28

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

2/28 - 30/25 is -79/70.

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

Next, find the equivalent fraction of both fractional numbers with denominator 700
For the 1st fraction, since 28 × 25 = 700,
2/28 = 2 × 25/28 × 25 = 50/700
Likewise, for the 2nd fraction, since 25 × 28 = 700,
30/25 = 30 × 28/25 × 28 = 840/700
Subtract the two like fractions:
50/700 - 840/700 = 50 - 840/700 = -790/700
After reducing the fraction, the answer is -79/70

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