Add 25/12 and 21/3
1st number: 2 1/12, 2nd number: 7 0/3
25/12 + 21/3 is 109/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
25/12 = 25 × 1/12 × 1 = 25/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
21/3 = 21 × 4/3 × 4 = 84/12 - Add the two like fractions:
25/12 + 84/12 = 25 + 84/12 = 109/12 - So, 25/12 + 21/3 = 109/12
In mixed form: 91/12
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