Subtract 18/35 from 7/25
7/25 - 18/35 is -41/175.
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,
7/25 = 7 × 7/25 × 7 = 49/175 - Likewise, for the 2nd fraction, since 35 × 5 = 175,
18/35 = 18 × 5/35 × 5 = 90/175 - Subtract the two like fractions:
49/175 - 90/175 = 49 - 90/175 = -41/175
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