Answers

Add 12/98 and 60/21

1^st number: 12/98, 2^nd number: 2 18/21

12/98 + 60/21 is 146/49.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 21 is 294
   
   Next, find the equivalent fraction of both fractional numbers with denominator 294
2. For the 1st fraction, since 98 × 3 = 294,
   12/98 = 12 × 3/98 × 3 = 36/294
3. Likewise, for the 2nd fraction, since 21 × 14 = 294,
   60/21 = 60 × 14/21 × 14 = 840/294
4. Add the two like fractions:
   36/294 + 840/294 = 36 + 840/294 = 876/294
5. 876/294 simplified gives 146/49
6. So, 12/98 + 60/21 = 146/49
   In mixed form: 248/49

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