Subtract 15/14 from 20/25
1st number: 20/25, 2nd number: 1 1/14
20/25 - 15/14 is -19/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 14 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
20/25 = 20 × 14/25 × 14 = 280/350 - Likewise, for the 2nd fraction, since 14 × 25 = 350,
15/14 = 15 × 25/14 × 25 = 375/350 - Subtract the two like fractions:
280/350 - 375/350 = 280 - 375/350 = -95/350 - After reducing the fraction, the answer is -19/70
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