Add 36/12 and 81/7
1st number: 3 0/12, 2nd number: 11 4/7
36/12 + 81/7 is 102/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
36/12 = 36 × 7/12 × 7 = 252/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
81/7 = 81 × 12/7 × 12 = 972/84 - Add the two like fractions:
252/84 + 972/84 = 252 + 972/84 = 1224/84 - 1224/84 simplified gives 102/7
- So, 36/12 + 81/7 = 102/7
In mixed form: 144/7
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