Add 90/81 and 56/90
1st number: 1 9/81, 2nd number: 56/90
90/81 + 56/90 is 26/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 90 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
90/81 = 90 × 10/81 × 10 = 900/810 - Likewise, for the 2nd fraction, since 90 × 9 = 810,
56/90 = 56 × 9/90 × 9 = 504/810 - Add the two like fractions:
900/810 + 504/810 = 900 + 504/810 = 1404/810 - 1404/810 simplified gives 26/15
- So, 90/81 + 56/90 = 26/15
In mixed form: 111/15
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