Answers

Add 6/84 and 63/72

6/84 + 63/72 is 53/56.

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,
   6/84 = 6 × 6/84 × 6 = 36/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   63/72 = 63 × 7/72 × 7 = 441/504
4. Add the two like fractions:
   36/504 + 441/504 = 36 + 441/504 = 477/504
5. 477/504 simplified gives 53/56
6. So, 6/84 + 63/72 = 53/56

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