Basis 3.2
11. a 4/24 = 1/6 b 20/24 - 2/8 = 20/24 - 6/24 = 14/24 = 7/12 c 14/24 dus 14 stukjes
14. 30 : 3 = 10 stukjes, 30 : 5 x 2 = 12, 30 - 10 - 12 = 8 stukjes over
4. b 5/36 d 7/40
9. a 2 2/3 b 1 11/24
10. a 3/4
Plus:1.4
1. a 6 b 6 van de 8 c 3/4
2. a 2/9 b 2/3 c 3/13 d 1/5
3. c 1/4 d 1/3
4. b 5/36 d 7/40
9. a 2 2/3 b 1 11/24
10. a 3/4 b 3 2/3 c 3/4 d 17/18
11. 1/6, 2 1/3, 1 2/5, 5 1/5, 2 7/10, -