Answers

Add 72/28 and 36/27

1^st number: 2 16/28, 2^nd number: 1 9/27

72/28 + 36/27 is 82/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   72/28 = 72 × 27/28 × 27 = 1944/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   36/27 = 36 × 28/27 × 28 = 1008/756
4. Add the two like fractions:
   1944/756 + 1008/756 = 1944 + 1008/756 = 2952/756
5. 2952/756 simplified gives 82/21
6. So, 72/28 + 36/27 = 82/21
   In mixed form: 319/21

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