Answers

Add 28/75 and 84/20

1^st number: 28/75, 2^nd number: 4 4/20

28/75 + 84/20 is 343/75.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 20 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   28/75 = 28 × 4/75 × 4 = 112/300
3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
   84/20 = 84 × 15/20 × 15 = 1260/300
4. Add the two like fractions:
   112/300 + 1260/300 = 112 + 1260/300 = 1372/300
5. 1372/300 simplified gives 343/75
6. So, 28/75 + 84/20 = 343/75
   In mixed form: 443/75

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