Answers

Add 81/20 and 5/24

1^st number: 4 1/20, 2^nd number: 5/24

81/20 + 5/24 is 511/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 24 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 20 × 6 = 120,
   81/20 = 81 × 6/20 × 6 = 486/120
3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
   5/24 = 5 × 5/24 × 5 = 25/120
4. Add the two like fractions:
   486/120 + 25/120 = 486 + 25/120 = 511/120
5. So, 81/20 + 5/24 = 511/120
   In mixed form: 431/120

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