Add 1/15 and 81/18
1st number: 1/15, 2nd number: 4 9/18
1/15 + 81/18 is 137/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
1/15 = 1 × 6/15 × 6 = 6/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
81/18 = 81 × 5/18 × 5 = 405/90 - Add the two like fractions:
6/90 + 405/90 = 6 + 405/90 = 411/90 - 411/90 simplified gives 137/30
- So, 1/15 + 81/18 = 137/30
In mixed form: 417/30
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