Answers

Add 81/14 and 45/8

1^st number: 5 11/14, 2^nd number: 5 5/8

81/14 + 45/8 is 639/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 8 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 14 × 4 = 56,
   81/14 = 81 × 4/14 × 4 = 324/56
3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
   45/8 = 45 × 7/8 × 7 = 315/56
4. Add the two like fractions:
   324/56 + 315/56 = 324 + 315/56 = 639/56
5. So, 81/14 + 45/8 = 639/56
   In mixed form: 1123/56

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