Add 15/90 and 7/3
1st number: 15/90, 2nd number: 2 1/3
15/90 + 7/3 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 3 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
15/90 = 15 × 1/90 × 1 = 15/90 - Likewise, for the 2nd fraction, since 3 × 30 = 90,
7/3 = 7 × 30/3 × 30 = 210/90 - Add the two like fractions:
15/90 + 210/90 = 15 + 210/90 = 225/90 - 225/90 simplified gives 5/2
- So, 15/90 + 7/3 = 5/2
In mixed form: 21/2
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