Add 81/5 and 2/90
1st number: 16 1/5, 2nd number: 2/90
81/5 + 2/90 is 146/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
81/5 = 81 × 18/5 × 18 = 1458/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Add the two like fractions:
1458/90 + 2/90 = 1458 + 2/90 = 1460/90 - 1460/90 simplified gives 146/9
- So, 81/5 + 2/90 = 146/9
In mixed form: 162/9
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