Answers

Add 84/28 and 45/84

1^st number: 3 0/28, 2^nd number: 45/84

84/28 + 45/84 is 99/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 28 × 3 = 84,
   84/28 = 84 × 3/28 × 3 = 252/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   45/84 = 45 × 1/84 × 1 = 45/84
4. Add the two like fractions:
   252/84 + 45/84 = 252 + 45/84 = 297/84
5. 297/84 simplified gives 99/28
6. So, 84/28 + 45/84 = 99/28
   In mixed form: 315/28

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