Answers

Add 72/56 and 48/81

1^st number: 1 16/56, 2^nd number: 48/81

72/56 + 48/81 is 355/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 81 is 4536
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4536
2. For the 1st fraction, since 56 × 81 = 4536,
   72/56 = 72 × 81/56 × 81 = 5832/4536
3. Likewise, for the 2nd fraction, since 81 × 56 = 4536,
   48/81 = 48 × 56/81 × 56 = 2688/4536
4. Add the two like fractions:
   5832/4536 + 2688/4536 = 5832 + 2688/4536 = 8520/4536
5. 8520/4536 simplified gives 355/189
6. So, 72/56 + 48/81 = 355/189
   In mixed form: 1166/189

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