Add 70/9 and 3/18
1st number: 7 7/9, 2nd number: 3/18
70/9 + 3/18 is 143/18.
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,
70/9 = 70 × 2/9 × 2 = 140/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
3/18 = 3 × 1/18 × 1 = 3/18 - Add the two like fractions:
140/18 + 3/18 = 140 + 3/18 = 143/18 - So, 70/9 + 3/18 = 143/18
In mixed form: 717/18
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