Subtract 81/75 from 1/40
1st number: 1/40, 2nd number: 1 6/75
1/40 - 81/75 is -211/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 40 × 15 = 600,
1/40 = 1 × 15/40 × 15 = 15/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
81/75 = 81 × 8/75 × 8 = 648/600 - Subtract the two like fractions:
15/600 - 648/600 = 15 - 648/600 = -633/600 - After reducing the fraction, the answer is -211/200
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