Subtract 20/25 from 21/14
1st number: 1 7/14, 2nd number: 20/25
21/14 - 20/25 is 7/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 14 × 25 = 350,
21/14 = 21 × 25/14 × 25 = 525/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
20/25 = 20 × 14/25 × 14 = 280/350 - Subtract the two like fractions:
525/350 - 280/350 = 525 - 280/350 = 245/350 - After reducing the fraction, the answer is 7/10
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