Answers

Add 2/84 and 15/56

2/84 + 15/56 is 7/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 56 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   2/84 = 2 × 2/84 × 2 = 4/168
3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
   15/56 = 15 × 3/56 × 3 = 45/168
4. Add the two like fractions:
   4/168 + 45/168 = 4 + 45/168 = 49/168
5. 49/168 simplified gives 7/24
6. So, 2/84 + 15/56 = 7/24

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