...blok 1 contractwerk.gif hoofdrekenen... oefening 18

4 x 25 =
7 x 50 =
3 x 125 =
6 x 75 =
2 x 45 =
9 x 50 =
8 x 75 =
8 x 25 =
5 x 125 =
4 x 35 =