Answers

Add 84/3 and 84/45

1^st number: 28 0/3, 2^nd number: 1 39/45

84/3 + 84/45 is 448/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 45 is 45
   
   Next, find the equivalent fraction of both fractional numbers with denominator 45
2. For the 1st fraction, since 3 × 15 = 45,
   84/3 = 84 × 15/3 × 15 = 1260/45
3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
   84/45 = 84 × 1/45 × 1 = 84/45
4. Add the two like fractions:
   1260/45 + 84/45 = 1260 + 84/45 = 1344/45
5. 1344/45 simplified gives 448/15
6. So, 84/3 + 84/45 = 448/15
   In mixed form: 2913/15

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