Answers

Add 6/7 and 8/9

6/7 + 8/9 is 110/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 9 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 7 × 9 = 63,
   6/7 = 6 × 9/7 × 9 = 54/63
3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
   8/9 = 8 × 7/9 × 7 = 56/63
4. Add the two like fractions:
   54/63 + 56/63 = 54 + 56/63 = 110/63
5. So, 6/7 + 8/9 = 110/63
   In mixed form: 147/63

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