Answers

Add 72/20 and 6/5

1^st number: 3 12/20, 2^nd number: 1 1/5

72/20 + 6/5 is 24/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 5 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   72/20 = 72 × 1/20 × 1 = 72/20
3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
   6/5 = 6 × 4/5 × 4 = 24/20
4. Add the two like fractions:
   72/20 + 24/20 = 72 + 24/20 = 96/20
5. 96/20 simplified gives 24/5
6. So, 72/20 + 6/5 = 24/5
   In mixed form: 44/5

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