Subtract 3/14 from 15/40
15/40 - 3/14 is 9/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
15/40 = 15 × 7/40 × 7 = 105/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
3/14 = 3 × 20/14 × 20 = 60/280 - Subtract the two like fractions:
105/280 - 60/280 = 105 - 60/280 = 45/280 - After reducing the fraction, the answer is 9/56
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