Subtract 84/81 from 40/24
1st number: 1 16/24, 2nd number: 1 3/81
40/24 - 84/81 is 17/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
40/24 = 40 × 27/24 × 27 = 1080/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
84/81 = 84 × 8/81 × 8 = 672/648 - Subtract the two like fractions:
1080/648 - 672/648 = 1080 - 672/648 = 408/648 - After reducing the fraction, the answer is 17/27
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