Answers

Add 70/50 and 70/9

1^st number: 1 20/50, 2^nd number: 7 7/9

70/50 + 70/9 is 413/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 9 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 50 × 9 = 450,
   70/50 = 70 × 9/50 × 9 = 630/450
3. Likewise, for the 2nd fraction, since 9 × 50 = 450,
   70/9 = 70 × 50/9 × 50 = 3500/450
4. Add the two like fractions:
   630/450 + 3500/450 = 630 + 3500/450 = 4130/450
5. 4130/450 simplified gives 413/45
6. So, 70/50 + 70/9 = 413/45
   In mixed form: 98/45

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