Answers

Add 7/49 and 84/72

1^st number: 7/49, 2^nd number: 1 12/72

7/49 + 84/72 is 55/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 72 is 3528
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3528
2. For the 1st fraction, since 49 × 72 = 3528,
   7/49 = 7 × 72/49 × 72 = 504/3528
3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
   84/72 = 84 × 49/72 × 49 = 4116/3528
4. Add the two like fractions:
   504/3528 + 4116/3528 = 504 + 4116/3528 = 4620/3528
5. 4620/3528 simplified gives 55/42
6. So, 7/49 + 84/72 = 55/42
   In mixed form: 113/42

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