Answers

Add 63/56 and 15/81

1^st number: 1 7/56, 2^nd number: 15/81

63/56 + 15/81 is 283/216.

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,
   63/56 = 63 × 81/56 × 81 = 5103/4536
3. Likewise, for the 2nd fraction, since 81 × 56 = 4536,
   15/81 = 15 × 56/81 × 56 = 840/4536
4. Add the two like fractions:
   5103/4536 + 840/4536 = 5103 + 840/4536 = 5943/4536
5. 5943/4536 simplified gives 283/216
6. So, 63/56 + 15/81 = 283/216
   In mixed form: 167/216

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