Answers

Add 50/14 and 60/20

1^st number: 3 8/14, 2^nd number: 3 0/20

50/14 + 60/20 is 46/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 14 × 10 = 140,
   50/14 = 50 × 10/14 × 10 = 500/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   60/20 = 60 × 7/20 × 7 = 420/140
4. Add the two like fractions:
   500/140 + 420/140 = 500 + 420/140 = 920/140
5. 920/140 simplified gives 46/7
6. So, 50/14 + 60/20 = 46/7
   In mixed form: 64/7

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