Subtract 5/7 from 15/25
15/25 - 5/7 is -4/35.
Steps for subtracting fractions
- 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,
15/25 = 15 × 7/25 × 7 = 105/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
5/7 = 5 × 25/7 × 25 = 125/175 - Subtract the two like fractions:
105/175 - 125/175 = 105 - 125/175 = -20/175 - After reducing the fraction, the answer is -4/35
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