Add 30/18 and 15/90
1st number: 1 12/18, 2nd number: 15/90
30/18 + 15/90 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
30/18 = 30 × 5/18 × 5 = 150/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
15/90 = 15 × 1/90 × 1 = 15/90 - Add the two like fractions:
150/90 + 15/90 = 150 + 15/90 = 165/90 - 165/90 simplified gives 11/6
- So, 30/18 + 15/90 = 11/6
In mixed form: 15/6
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