Question

Marco walked 27/100 kilometer to the park. Then he walked 3/10 kilometer to the library. What fraction of a kilometer did walk in all. The answers are 57/100. 30/10. 30/100 57/10

Answer 1

57/100

Explanation:

make the denominators the same

lcm of 10, 100= 100

27/100+30/100=57/100

Answer 2

57/100

Explanation:

27/100 = 0.27

3/10 = .3

.27 + .3 = .57

.57 = 57/100