Answers

Add 5/4 and 63/84

1^st number: 1 1/4, 2^nd number: 63/84

5/4 + 63/84 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 4 × 21 = 84,
   5/4 = 5 × 21/4 × 21 = 105/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   63/84 = 63 × 1/84 × 1 = 63/84
4. Add the two like fractions:
   105/84 + 63/84 = 105 + 63/84 = 168/84
5. 168/84 simplified gives 2/1
6. So, 5/4 + 63/84 = 2/1

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