Add 81/9 and 12/36
1st number: 9 0/9, 2nd number: 12/36
81/9 + 12/36 is 28/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
81/9 = 81 × 4/9 × 4 = 324/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
12/36 = 12 × 1/36 × 1 = 12/36 - Add the two like fractions:
324/36 + 12/36 = 324 + 12/36 = 336/36 - 336/36 simplified gives 28/3
- So, 81/9 + 12/36 = 28/3
In mixed form: 91/3
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