Answers

Add 60/21 and 15/36

1^st number: 2 18/21, 2^nd number: 15/36

60/21 + 15/36 is 275/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 36 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 21 × 12 = 252,
   60/21 = 60 × 12/21 × 12 = 720/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   15/36 = 15 × 7/36 × 7 = 105/252
4. Add the two like fractions:
   720/252 + 105/252 = 720 + 105/252 = 825/252
5. 825/252 simplified gives 275/84
6. So, 60/21 + 15/36 = 275/84
   In mixed form: 323/84

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