Answers

Add 3/84 and 18/28

3/84 + 18/28 is 19/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 28 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   3/84 = 3 × 1/84 × 1 = 3/84
3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
   18/28 = 18 × 3/28 × 3 = 54/84
4. Add the two like fractions:
   3/84 + 54/84 = 3 + 54/84 = 57/84
5. 57/84 simplified gives 19/28
6. So, 3/84 + 18/28 = 19/28

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