Add 21/9 and 15/6
1st number: 2 3/9, 2nd number: 2 3/6
21/9 + 15/6 is 29/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 6 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
21/9 = 21 × 2/9 × 2 = 42/18 - Likewise, for the 2nd fraction, since 6 × 3 = 18,
15/6 = 15 × 3/6 × 3 = 45/18 - Add the two like fractions:
42/18 + 45/18 = 42 + 45/18 = 87/18 - 87/18 simplified gives 29/6
- So, 21/9 + 15/6 = 29/6
In mixed form: 45/6
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