1. ½ = 10/20
¾ = 15/20
4/5 = 16/20
7/10 = 14/20
2. 3/6 = 1/2
2/10 = 1/5
6/9 = 2/3
8/12 = 2/3
5/15 = 1/3
15/25 = 3/5
Odpowiedź:
1. 10/20 15/20 16/20 14/20 2. 1/2 1/5 2/3 2/3 1/3
3/5