Answers

Add 84/28 and 2/72

1^st number: 3 0/28, 2^nd number: 2/72

84/28 + 2/72 is 109/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 28 × 18 = 504,
   84/28 = 84 × 18/28 × 18 = 1512/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   2/72 = 2 × 7/72 × 7 = 14/504
4. Add the two like fractions:
   1512/504 + 14/504 = 1512 + 14/504 = 1526/504
5. 1526/504 simplified gives 109/36
6. So, 84/28 + 2/72 = 109/36
   In mixed form: 31/36

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