Answers

Add 50/42 and 70/5

1^st number: 1 8/42, 2^nd number: 14 0/5

50/42 + 70/5 is 319/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 5 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   50/42 = 50 × 5/42 × 5 = 250/210
3. Likewise, for the 2nd fraction, since 5 × 42 = 210,
   70/5 = 70 × 42/5 × 42 = 2940/210
4. Add the two like fractions:
   250/210 + 2940/210 = 250 + 2940/210 = 3190/210
5. 3190/210 simplified gives 319/21
6. So, 50/42 + 70/5 = 319/21
   In mixed form: 154/21

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