Answers

Add 8/42 and 14/21

8/42 + 14/21 is 6/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 21 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   8/42 = 8 × 1/42 × 1 = 8/42
3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
   14/21 = 14 × 2/21 × 2 = 28/42
4. Add the two like fractions:
   8/42 + 28/42 = 8 + 28/42 = 36/42
5. 36/42 simplified gives 6/7
6. So, 8/42 + 14/21 = 6/7

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