Answers

Add 4/20 and 84/80

1^st number: 4/20, 2^nd number: 1 4/80

4/20 + 84/80 is 5/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   4/20 = 4 × 4/20 × 4 = 16/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   84/80 = 84 × 1/80 × 1 = 84/80
4. Add the two like fractions:
   16/80 + 84/80 = 16 + 84/80 = 100/80
5. 100/80 simplified gives 5/4
6. So, 4/20 + 84/80 = 5/4
   In mixed form: 11/4

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