Answers

Add 72/28 and 56/27

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

72/28 + 56/27 is 878/189.

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,
   56/27 = 56 × 28/27 × 28 = 1568/756
4. Add the two like fractions:
   1944/756 + 1568/756 = 1944 + 1568/756 = 3512/756
5. 3512/756 simplified gives 878/189
6. So, 72/28 + 56/27 = 878/189
   In mixed form: 4122/189

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