Add 21/12 and 96/9
1st number: 1 9/12, 2nd number: 10 6/9
21/12 + 96/9 is 149/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
21/12 = 21 × 3/12 × 3 = 63/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
96/9 = 96 × 4/9 × 4 = 384/36 - Add the two like fractions:
63/36 + 384/36 = 63 + 384/36 = 447/36 - 447/36 simplified gives 149/12
- So, 21/12 + 96/9 = 149/12
In mixed form: 125/12
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