Answers

Add 5/84 and 63/4

1^st number: 5/84, 2^nd number: 15 3/4

5/84 + 63/4 is 332/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   5/84 = 5 × 1/84 × 1 = 5/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   63/4 = 63 × 21/4 × 21 = 1323/84
4. Add the two like fractions:
   5/84 + 1323/84 = 5 + 1323/84 = 1328/84
5. 1328/84 simplified gives 332/21
6. So, 5/84 + 63/4 = 332/21
   In mixed form: 1517/21

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