Subtract 30/28 from 7/25
1st number: 7/25, 2nd number: 1 2/28
7/25 - 30/28 is -277/350.
Steps for subtracting fractions
- 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,
7/25 = 7 × 28/25 × 28 = 196/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
30/28 = 30 × 25/28 × 25 = 750/700 - Subtract the two like fractions:
196/700 - 750/700 = 196 - 750/700 = -554/700 - After reducing the fraction, the answer is -277/350
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