...blok 4 contractwerk.gif hoofdrekenen... oefening 2

7 x 30 =
240 : 20 =
9 x 80 =
360 : 40 =
120 x 4 =
350 : 5 =
420 : 60 =
6 x 90 =
5 x 120 =
120 : 30 =