Answers

Add 2/84 and 63/72

2/84 + 63/72 is 151/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 84 × 6 = 504,
   2/84 = 2 × 6/84 × 6 = 12/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   63/72 = 63 × 7/72 × 7 = 441/504
4. Add the two like fractions:
   12/504 + 441/504 = 12 + 441/504 = 453/504
5. 453/504 simplified gives 151/168
6. So, 2/84 + 63/72 = 151/168

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