Answers

Add 15/4 and 6/20

1^st number: 3 3/4, 2^nd number: 6/20

15/4 + 6/20 is 81/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 4 × 5 = 20,
   15/4 = 15 × 5/4 × 5 = 75/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   6/20 = 6 × 1/20 × 1 = 6/20
4. Add the two like fractions:
   75/20 + 6/20 = 75 + 6/20 = 81/20
5. So, 15/4 + 6/20 = 81/20
   In mixed form: 41/20

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