Add 12/9 and 84/4
1st number: 1 3/9, 2nd number: 21 0/4
12/9 + 84/4 is 67/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
12/9 = 12 × 4/9 × 4 = 48/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
84/4 = 84 × 9/4 × 9 = 756/36 - Add the two like fractions:
48/36 + 756/36 = 48 + 756/36 = 804/36 - 804/36 simplified gives 67/3
- So, 12/9 + 84/4 = 67/3
In mixed form: 221/3
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