Answers

Add 3/84 and 8/45

3/84 + 8/45 is 269/1260.

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,
   3/84 = 3 × 15/84 × 15 = 45/1260
3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
   8/45 = 8 × 28/45 × 28 = 224/1260
4. Add the two like fractions:
   45/1260 + 224/1260 = 45 + 224/1260 = 269/1260
5. So, 3/84 + 8/45 = 269/1260

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