Subtract 15/8 from 1/40
1st number: 1/40, 2nd number: 1 7/8
1/40 - 15/8 is -37/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
1/40 = 1 × 1/40 × 1 = 1/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
15/8 = 15 × 5/8 × 5 = 75/40 - Subtract the two like fractions:
1/40 - 75/40 = 1 - 75/40 = -74/40 - After reducing the fraction, the answer is -37/20
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