Add 81/18 and 30/9
1st number: 4 9/18, 2nd number: 3 3/9
81/18 + 30/9 is 47/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
81/18 = 81 × 1/18 × 1 = 81/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
30/9 = 30 × 2/9 × 2 = 60/18 - Add the two like fractions:
81/18 + 60/18 = 81 + 60/18 = 141/18 - 141/18 simplified gives 47/6
- So, 81/18 + 30/9 = 47/6
In mixed form: 75/6
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