Answers

Add 28/15 and 84/75

1^st number: 1 13/15, 2^nd number: 1 9/75

28/15 + 84/75 is 224/75.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 75 is 75
   
   Next, find the equivalent fraction of both fractional numbers with denominator 75
2. For the 1st fraction, since 15 × 5 = 75,
   28/15 = 28 × 5/15 × 5 = 140/75
3. Likewise, for the 2nd fraction, since 75 × 1 = 75,
   84/75 = 84 × 1/75 × 1 = 84/75
4. Add the two like fractions:
   140/75 + 84/75 = 140 + 84/75 = 224/75
5. So, 28/15 + 84/75 = 224/75
   In mixed form: 274/75

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