Answers

Add 84/49 and 42/54

1^st number: 1 35/49, 2^nd number: 42/54

84/49 + 42/54 is 157/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 54 is 2646
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2646
2. For the 1st fraction, since 49 × 54 = 2646,
   84/49 = 84 × 54/49 × 54 = 4536/2646
3. Likewise, for the 2nd fraction, since 54 × 49 = 2646,
   42/54 = 42 × 49/54 × 49 = 2058/2646
4. Add the two like fractions:
   4536/2646 + 2058/2646 = 4536 + 2058/2646 = 6594/2646
5. 6594/2646 simplified gives 157/63
6. So, 84/49 + 42/54 = 157/63
   In mixed form: 231/63

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