Answers

Add 56/21 and 63/84

1^st number: 2 14/21, 2^nd number: 63/84

56/21 + 63/84 is 41/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   56/21 = 56 × 4/21 × 4 = 224/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   63/84 = 63 × 1/84 × 1 = 63/84
4. Add the two like fractions:
   224/84 + 63/84 = 224 + 63/84 = 287/84
5. 287/84 simplified gives 41/12
6. So, 56/21 + 63/84 = 41/12
   In mixed form: 35/12

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