Answers

Add 36/81 and 36/20

1^st number: 36/81, 2^nd number: 1 16/20

36/81 + 36/20 is 101/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 20 is 1620
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1620
2. For the 1st fraction, since 81 × 20 = 1620,
   36/81 = 36 × 20/81 × 20 = 720/1620
3. Likewise, for the 2nd fraction, since 20 × 81 = 1620,
   36/20 = 36 × 81/20 × 81 = 2916/1620
4. Add the two like fractions:
   720/1620 + 2916/1620 = 720 + 2916/1620 = 3636/1620
5. 3636/1620 simplified gives 101/45
6. So, 36/81 + 36/20 = 101/45
   In mixed form: 211/45

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