Answers

Add 36/7 and 84/72

1^st number: 5 1/7, 2^nd number: 1 12/72

36/7 + 84/72 is 265/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 7 × 72 = 504,
   36/7 = 36 × 72/7 × 72 = 2592/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   84/72 = 84 × 7/72 × 7 = 588/504
4. Add the two like fractions:
   2592/504 + 588/504 = 2592 + 588/504 = 3180/504
5. 3180/504 simplified gives 265/42
6. So, 36/7 + 84/72 = 265/42
   In mixed form: 613/42

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