Answers

Add 45/20 and 24/81

1^st number: 2 5/20, 2^nd number: 24/81

45/20 + 24/81 is 275/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 81 is 1620
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1620
2. For the 1st fraction, since 20 × 81 = 1620,
   45/20 = 45 × 81/20 × 81 = 3645/1620
3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
   24/81 = 24 × 20/81 × 20 = 480/1620
4. Add the two like fractions:
   3645/1620 + 480/1620 = 3645 + 480/1620 = 4125/1620
5. 4125/1620 simplified gives 275/108
6. So, 45/20 + 24/81 = 275/108
   In mixed form: 259/108

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