Answers

Add 14/21 and 9/28

14/21 + 9/28 is 83/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 28 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   14/21 = 14 × 4/21 × 4 = 56/84
3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
   9/28 = 9 × 3/28 × 3 = 27/84
4. Add the two like fractions:
   56/84 + 27/84 = 56 + 27/84 = 83/84
5. So, 14/21 + 9/28 = 83/84

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