Answers

Add 48/4 and 9/80

1^st number: 12 0/4, 2^nd number: 9/80

48/4 + 9/80 is 969/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 4 × 20 = 80,
   48/4 = 48 × 20/4 × 20 = 960/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   9/80 = 9 × 1/80 × 1 = 9/80
4. Add the two like fractions:
   960/80 + 9/80 = 960 + 9/80 = 969/80
5. So, 48/4 + 9/80 = 969/80
   In mixed form: 129/80

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