Answers

Add 24/81 and 70/84

24/81 + 70/84 is 61/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 84 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 81 × 28 = 2268,
   24/81 = 24 × 28/81 × 28 = 672/2268
3. Likewise, for the 2nd fraction, since 84 × 27 = 2268,
   70/84 = 70 × 27/84 × 27 = 1890/2268
4. Add the two like fractions:
   672/2268 + 1890/2268 = 672 + 1890/2268 = 2562/2268
5. 2562/2268 simplified gives 61/54
6. So, 24/81 + 70/84 = 61/54
   In mixed form: 17/54

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