Add 81/10 and 45/9
1st number: 8 1/10, 2nd number: 5 0/9
81/10 + 45/9 is 131/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
81/10 = 81 × 9/10 × 9 = 729/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
45/9 = 45 × 10/9 × 10 = 450/90 - Add the two like fractions:
729/90 + 450/90 = 729 + 450/90 = 1179/90 - 1179/90 simplified gives 131/10
- So, 81/10 + 45/9 = 131/10
In mixed form: 131/10
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