Answers

Add 10/81 and 84/8

1^st number: 10/81, 2^nd number: 10 4/8

10/81 + 84/8 is 1721/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 8 is 648
   
   Next, find the equivalent fraction of both fractional numbers with denominator 648
2. For the 1st fraction, since 81 × 8 = 648,
   10/81 = 10 × 8/81 × 8 = 80/648
3. Likewise, for the 2nd fraction, since 8 × 81 = 648,
   84/8 = 84 × 81/8 × 81 = 6804/648
4. Add the two like fractions:
   80/648 + 6804/648 = 80 + 6804/648 = 6884/648
5. 6884/648 simplified gives 1721/162
6. So, 10/81 + 84/8 = 1721/162
   In mixed form: 10101/162

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