Answers

Add 80/49 and 42/18

1^st number: 1 31/49, 2^nd number: 2 6/18

80/49 + 42/18 is 583/147.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 18 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 49 × 18 = 882,
   80/49 = 80 × 18/49 × 18 = 1440/882
3. Likewise, for the 2nd fraction, since 18 × 49 = 882,
   42/18 = 42 × 49/18 × 49 = 2058/882
4. Add the two like fractions:
   1440/882 + 2058/882 = 1440 + 2058/882 = 3498/882
5. 3498/882 simplified gives 583/147
6. So, 80/49 + 42/18 = 583/147
   In mixed form: 3142/147

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