...blok 2 contractwerk.gif hoofdrekenen... oefening 9

4 x 10 =
100 x 6 =
90 x 10 =
700 x 100 =
10 x 400 =
100 x 86 =
100 x 340 =
561 x 10 =
1 010 x 10 =
246 x 100 =