Answers

Add 90/5 and 50/84

1^st number: 18 0/5, 2^nd number: 50/84

90/5 + 50/84 is 781/42.

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,
   90/5 = 90 × 84/5 × 84 = 7560/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   50/84 = 50 × 5/84 × 5 = 250/420
4. Add the two like fractions:
   7560/420 + 250/420 = 7560 + 250/420 = 7810/420
5. 7810/420 simplified gives 781/42
6. So, 90/5 + 50/84 = 781/42
   In mixed form: 1825/42

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