Answers

Add 50/4 and 21/84

1^st number: 12 2/4, 2^nd number: 21/84

50/4 + 21/84 is 51/4.

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,
   50/4 = 50 × 21/4 × 21 = 1050/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   21/84 = 21 × 1/84 × 1 = 21/84
4. Add the two like fractions:
   1050/84 + 21/84 = 1050 + 21/84 = 1071/84
5. 1071/84 simplified gives 51/4
6. So, 50/4 + 21/84 = 51/4
   In mixed form: 123/4

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