Add 81/90 and 16/10
1st number: 81/90, 2nd number: 1 6/10
81/90 + 16/10 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
81/90 = 81 × 1/90 × 1 = 81/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
16/10 = 16 × 9/10 × 9 = 144/90 - Add the two like fractions:
81/90 + 144/90 = 81 + 144/90 = 225/90 - 225/90 simplified gives 5/2
- So, 81/90 + 16/10 = 5/2
In mixed form: 21/2
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