Answers

Add 2/84 and 9/45

2/84 + 9/45 is 47/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 45 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 84 × 15 = 1260,
   2/84 = 2 × 15/84 × 15 = 30/1260
3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
   9/45 = 9 × 28/45 × 28 = 252/1260
4. Add the two like fractions:
   30/1260 + 252/1260 = 30 + 252/1260 = 282/1260
5. 282/1260 simplified gives 47/210
6. So, 2/84 + 9/45 = 47/210

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