Answers

Add 70/4 and 50/20

1^st number: 17 2/4, 2^nd number: 2 10/20

70/4 + 50/20 is 20/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 4 × 5 = 20,
   70/4 = 70 × 5/4 × 5 = 350/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   50/20 = 50 × 1/20 × 1 = 50/20
4. Add the two like fractions:
   350/20 + 50/20 = 350 + 50/20 = 400/20
5. 400/20 simplified gives 20/1
6. So, 70/4 + 50/20 = 20/1

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