Answers

Add 80/7 and 75/8

1^st number: 11 3/7, 2^nd number: 9 3/8

80/7 + 75/8 is 1165/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 8 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 7 × 8 = 56,
   80/7 = 80 × 8/7 × 8 = 640/56
3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
   75/8 = 75 × 7/8 × 7 = 525/56
4. Add the two like fractions:
   640/56 + 525/56 = 640 + 525/56 = 1165/56
5. So, 80/7 + 75/8 = 1165/56
   In mixed form: 2045/56

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