Answers

Add 48/20 and 45/16

1^st number: 2 8/20, 2^nd number: 2 13/16

48/20 + 45/16 is 417/80.

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,
   48/20 = 48 × 4/20 × 4 = 192/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   45/16 = 45 × 5/16 × 5 = 225/80
4. Add the two like fractions:
   192/80 + 225/80 = 192 + 225/80 = 417/80
5. So, 48/20 + 45/16 = 417/80
   In mixed form: 517/80

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