Add 81/5 and 3/90
1st number: 16 1/5, 2nd number: 3/90
81/5 + 3/90 is 487/30.
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,
3/90 = 3 × 1/90 × 1 = 3/90 - Add the two like fractions:
1458/90 + 3/90 = 1458 + 3/90 = 1461/90 - 1461/90 simplified gives 487/30
- So, 81/5 + 3/90 = 487/30
In mixed form: 167/30
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