Add 12/6 and 21/9
1st number: 2 0/6, 2nd number: 2 3/9
12/6 + 21/9 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
12/6 = 12 × 3/6 × 3 = 36/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
21/9 = 21 × 2/9 × 2 = 42/18 - Add the two like fractions:
36/18 + 42/18 = 36 + 42/18 = 78/18 - 78/18 simplified gives 13/3
- So, 12/6 + 21/9 = 13/3
In mixed form: 41/3
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