Answers

Add 50/5 and 42/84

1^st number: 10 0/5, 2^nd number: 42/84

50/5 + 42/84 is 21/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 5 × 84 = 420,
   50/5 = 50 × 84/5 × 84 = 4200/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   42/84 = 42 × 5/84 × 5 = 210/420
4. Add the two like fractions:
   4200/420 + 210/420 = 4200 + 210/420 = 4410/420
5. 4410/420 simplified gives 21/2
6. So, 50/5 + 42/84 = 21/2
   In mixed form: 101/2

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