Add 2/81 and 70/18
1st number: 2/81, 2nd number: 3 16/18
2/81 + 70/18 is 317/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 18 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
2/81 = 2 × 2/81 × 2 = 4/162 - Likewise, for the 2nd fraction, since 18 × 9 = 162,
70/18 = 70 × 9/18 × 9 = 630/162 - Add the two like fractions:
4/162 + 630/162 = 4 + 630/162 = 634/162 - 634/162 simplified gives 317/81
- So, 2/81 + 70/18 = 317/81
In mixed form: 374/81
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