Add 30/9 and 70/12
1st number: 3 3/9, 2nd number: 5 10/12
30/9 + 70/12 is 55/6.
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,
30/9 = 30 × 4/9 × 4 = 120/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
70/12 = 70 × 3/12 × 3 = 210/36 - Add the two like fractions:
120/36 + 210/36 = 120 + 210/36 = 330/36 - 330/36 simplified gives 55/6
- So, 30/9 + 70/12 = 55/6
In mixed form: 91/6
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