Add 81/5 and 7/90
1st number: 16 1/5, 2nd number: 7/90
81/5 + 7/90 is 293/18.
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,
7/90 = 7 × 1/90 × 1 = 7/90 - Add the two like fractions:
1458/90 + 7/90 = 1458 + 7/90 = 1465/90 - 1465/90 simplified gives 293/18
- So, 81/5 + 7/90 = 293/18
In mixed form: 165/18
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