Subtract 28/35 from 1/25
1/25 - 28/35 is -19/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 35 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
1/25 = 1 × 7/25 × 7 = 7/175 - Likewise, for the 2nd fraction, since 35 × 5 = 175,
28/35 = 28 × 5/35 × 5 = 140/175 - Subtract the two like fractions:
7/175 - 140/175 = 7 - 140/175 = -133/175 - After reducing the fraction, the answer is -19/25
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