Subtract 10/7 from 2/40
1st number: 2/40, 2nd number: 1 3/7
2/40 - 10/7 is -193/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
2/40 = 2 × 7/40 × 7 = 14/280 - Likewise, for the 2nd fraction, since 7 × 40 = 280,
10/7 = 10 × 40/7 × 40 = 400/280 - Subtract the two like fractions:
14/280 - 400/280 = 14 - 400/280 = -386/280 - After reducing the fraction, the answer is -193/140
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