Answers

Add 60/84 and 54/9

1^st number: 60/84, 2^nd number: 6 0/9

60/84 + 54/9 is 47/7.

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,
   60/84 = 60 × 3/84 × 3 = 180/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   54/9 = 54 × 28/9 × 28 = 1512/252
4. Add the two like fractions:
   180/252 + 1512/252 = 180 + 1512/252 = 1692/252
5. 1692/252 simplified gives 47/7
6. So, 60/84 + 54/9 = 47/7
   In mixed form: 65/7

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