Subtract 3/14 from 15/20
15/20 - 3/14 is 15/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
15/20 = 15 × 7/20 × 7 = 105/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
3/14 = 3 × 10/14 × 10 = 30/140 - Subtract the two like fractions:
105/140 - 30/140 = 105 - 30/140 = 75/140 - After reducing the fraction, the answer is 15/28
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