Answers

Add 50/84 and 35/20

1^st number: 50/84, 2^nd number: 1 15/20

50/84 + 35/20 is 197/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 20 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   50/84 = 50 × 5/84 × 5 = 250/420
3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
   35/20 = 35 × 21/20 × 21 = 735/420
4. Add the two like fractions:
   250/420 + 735/420 = 250 + 735/420 = 985/420
5. 985/420 simplified gives 197/84
6. So, 50/84 + 35/20 = 197/84
   In mixed form: 229/84

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