Answers

Add 84/36 and 70/98

1^st number: 2 12/36, 2^nd number: 70/98

84/36 + 70/98 is 64/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 98 is 1764
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1764
2. For the 1st fraction, since 36 × 49 = 1764,
   84/36 = 84 × 49/36 × 49 = 4116/1764
3. Likewise, for the 2nd fraction, since 98 × 18 = 1764,
   70/98 = 70 × 18/98 × 18 = 1260/1764
4. Add the two like fractions:
   4116/1764 + 1260/1764 = 4116 + 1260/1764 = 5376/1764
5. 5376/1764 simplified gives 64/21
6. So, 84/36 + 70/98 = 64/21
   In mixed form: 31/21

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