Answers

Add 18/21 and 7/6

1^st number: 18/21, 2^nd number: 1 1/6

18/21 + 7/6 is 85/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 6 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 21 × 2 = 42,
   18/21 = 18 × 2/21 × 2 = 36/42
3. Likewise, for the 2nd fraction, since 6 × 7 = 42,
   7/6 = 7 × 7/6 × 7 = 49/42
4. Add the two like fractions:
   36/42 + 49/42 = 36 + 49/42 = 85/42
5. So, 18/21 + 7/6 = 85/42
   In mixed form: 21/42

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