Answers

Add 3/20 and 45/16

1^st number: 3/20, 2^nd number: 2 13/16

3/20 + 45/16 is 237/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   3/20 = 3 × 4/20 × 4 = 12/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   45/16 = 45 × 5/16 × 5 = 225/80
4. Add the two like fractions:
   12/80 + 225/80 = 12 + 225/80 = 237/80
5. So, 3/20 + 45/16 = 237/80
   In mixed form: 277/80

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