Subtract 98/81 from 2/9
1st number: 2/9, 2nd number: 1 17/81
2/9 - 98/81 is -80/81.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 9 × 9 = 81,
2/9 = 2 × 9/9 × 9 = 18/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
98/81 = 98 × 1/81 × 1 = 98/81 - Subtract the two like fractions:
18/81 - 98/81 = 18 - 98/81 = -80/81
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