Subtract 8/7 from 20/25
1st number: 20/25, 2nd number: 1 1/7
20/25 - 8/7 is -12/35.
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,
20/25 = 20 × 7/25 × 7 = 140/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
8/7 = 8 × 25/7 × 25 = 200/175 - Subtract the two like fractions:
140/175 - 200/175 = 140 - 200/175 = -60/175 - After reducing the fraction, the answer is -12/35
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