Subtract 98/81 from 4/24, Solve 4/24

Subtract 98/81 from 4/24

1^st number: 4/24, 2^nd number: 1 17/81

4/24 - 98/81 is -169/162.

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,
4/24 = 4 × 27/24 × 27 = 108/648
Likewise, for the 2nd fraction, since 81 × 8 = 648,
98/81 = 98 × 8/81 × 8 = 784/648
Subtract the two like fractions:
108/648 - 784/648 = 108 - 784/648 = -676/648
After reducing the fraction, the answer is -169/162

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