Answers

Add 84/18 and 72/49

1^st number: 4 12/18, 2^nd number: 1 23/49

84/18 + 72/49 is 902/147.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 49 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 18 × 49 = 882,
   84/18 = 84 × 49/18 × 49 = 4116/882
3. Likewise, for the 2nd fraction, since 49 × 18 = 882,
   72/49 = 72 × 18/49 × 18 = 1296/882
4. Add the two like fractions:
   4116/882 + 1296/882 = 4116 + 1296/882 = 5412/882
5. 5412/882 simplified gives 902/147
6. So, 84/18 + 72/49 = 902/147
   In mixed form: 620/147

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