Add 12/81 and 27/10
1st number: 12/81, 2nd number: 2 7/10
12/81 + 27/10 is 769/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
12/81 = 12 × 10/81 × 10 = 120/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
27/10 = 27 × 81/10 × 81 = 2187/810 - Add the two like fractions:
120/810 + 2187/810 = 120 + 2187/810 = 2307/810 - 2307/810 simplified gives 769/270
- So, 12/81 + 27/10 = 769/270
In mixed form: 2229/270
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