Add 70/18 and 84/12
1st number: 3 16/18, 2nd number: 7 0/12
70/18 + 84/12 is 98/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
70/18 = 70 × 2/18 × 2 = 140/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
84/12 = 84 × 3/12 × 3 = 252/36 - Add the two like fractions:
140/36 + 252/36 = 140 + 252/36 = 392/36 - 392/36 simplified gives 98/9
- So, 70/18 + 84/12 = 98/9
In mixed form: 108/9
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