Add 70/18 and 40/9
1st number: 3 16/18, 2nd number: 4 4/9
70/18 + 40/9 is 25/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
70/18 = 70 × 1/18 × 1 = 70/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
40/9 = 40 × 2/9 × 2 = 80/18 - Add the two like fractions:
70/18 + 80/18 = 70 + 80/18 = 150/18 - 150/18 simplified gives 25/3
- So, 70/18 + 40/9 = 25/3
In mixed form: 81/3
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