Add 81/30 and 5/18
1st number: 2 21/30, 2nd number: 5/18
81/30 + 5/18 is 134/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
81/30 = 81 × 3/30 × 3 = 243/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
5/18 = 5 × 5/18 × 5 = 25/90 - Add the two like fractions:
243/90 + 25/90 = 243 + 25/90 = 268/90 - 268/90 simplified gives 134/45
- So, 81/30 + 5/18 = 134/45
In mixed form: 244/45
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