Answers

Add 80/9 and 81/56

1^st number: 8 8/9, 2^nd number: 1 25/56

80/9 + 81/56 is 5209/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 9 × 56 = 504,
   80/9 = 80 × 56/9 × 56 = 4480/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   81/56 = 81 × 9/56 × 9 = 729/504
4. Add the two like fractions:
   4480/504 + 729/504 = 4480 + 729/504 = 5209/504
5. So, 80/9 + 81/56 = 5209/504
   In mixed form: 10169/504

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