Answers

Add 50/70 and 56/9

1^st number: 50/70, 2^nd number: 6 2/9

50/70 + 56/9 is 437/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 9 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   50/70 = 50 × 9/70 × 9 = 450/630
3. Likewise, for the 2nd fraction, since 9 × 70 = 630,
   56/9 = 56 × 70/9 × 70 = 3920/630
4. Add the two like fractions:
   450/630 + 3920/630 = 450 + 3920/630 = 4370/630
5. 4370/630 simplified gives 437/63
6. So, 50/70 + 56/9 = 437/63
   In mixed form: 659/63

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