Answers

Add 70/50 and 35/84

1^st number: 1 20/50, 2^nd number: 35/84

70/50 + 35/84 is 109/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 84 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 50 × 42 = 2100,
   70/50 = 70 × 42/50 × 42 = 2940/2100
3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
   35/84 = 35 × 25/84 × 25 = 875/2100
4. Add the two like fractions:
   2940/2100 + 875/2100 = 2940 + 875/2100 = 3815/2100
5. 3815/2100 simplified gives 109/60
6. So, 70/50 + 35/84 = 109/60
   In mixed form: 149/60

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