Answers

Add 5/4 and 56/80

1^st number: 1 1/4, 2^nd number: 56/80

5/4 + 56/80 is 39/20.

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,
   5/4 = 5 × 20/4 × 20 = 100/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   56/80 = 56 × 1/80 × 1 = 56/80
4. Add the two like fractions:
   100/80 + 56/80 = 100 + 56/80 = 156/80
5. 156/80 simplified gives 39/20
6. So, 5/4 + 56/80 = 39/20
   In mixed form: 119/20

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