Answers

Add 60/84 and 6/63

60/84 + 6/63 is 17/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 63 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   60/84 = 60 × 3/84 × 3 = 180/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   6/63 = 6 × 4/63 × 4 = 24/252
4. Add the two like fractions:
   180/252 + 24/252 = 180 + 24/252 = 204/252
5. 204/252 simplified gives 17/21
6. So, 60/84 + 6/63 = 17/21

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