Answers

Add 1/84 and 15/9

1^st number: 1/84, 2^nd number: 1 6/9

1/84 + 15/9 is 47/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 9 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   1/84 = 1 × 3/84 × 3 = 3/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   15/9 = 15 × 28/9 × 28 = 420/252
4. Add the two like fractions:
   3/252 + 420/252 = 3 + 420/252 = 423/252
5. 423/252 simplified gives 47/28
6. So, 1/84 + 15/9 = 47/28
   In mixed form: 119/28

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