Add 20/9 and 70/18
1st number: 2 2/9, 2nd number: 3 16/18
20/9 + 70/18 is 55/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
20/9 = 20 × 2/9 × 2 = 40/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
70/18 = 70 × 1/18 × 1 = 70/18 - Add the two like fractions:
40/18 + 70/18 = 40 + 70/18 = 110/18 - 110/18 simplified gives 55/9
- So, 20/9 + 70/18 = 55/9
In mixed form: 61/9
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