Add 70/12 and 2/81
1st number: 5 10/12, 2nd number: 2/81
70/12 + 2/81 is 949/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
70/12 = 70 × 27/12 × 27 = 1890/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
2/81 = 2 × 4/81 × 4 = 8/324 - Add the two like fractions:
1890/324 + 8/324 = 1890 + 8/324 = 1898/324 - 1898/324 simplified gives 949/162
- So, 70/12 + 2/81 = 949/162
In mixed form: 5139/162
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