Add 36/9 and 81/12
1st number: 4 0/9, 2nd number: 6 9/12
36/9 + 81/12 is 43/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
36/9 = 36 × 4/9 × 4 = 144/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
81/12 = 81 × 3/12 × 3 = 243/36 - Add the two like fractions:
144/36 + 243/36 = 144 + 243/36 = 387/36 - 387/36 simplified gives 43/4
- So, 36/9 + 81/12 = 43/4
In mixed form: 103/4
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