Subtract 98/81 from 10/15
1st number: 10/15, 2nd number: 1 17/81
10/15 - 98/81 is -44/81.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 15 × 27 = 405,
10/15 = 10 × 27/15 × 27 = 270/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
98/81 = 98 × 5/81 × 5 = 490/405 - Subtract the two like fractions:
270/405 - 490/405 = 270 - 490/405 = -220/405 - After reducing the fraction, the answer is -44/81
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