...blok 3
hoofdrekenen... oefening 18
Voorbeeld: 3 x 24 = 60 + 12 = 72
5 x 56 =
+
=
5 x 72 =
+
=
5 x 82 =
+
=
5 x 108 =
+
=
5 x 212 =
+
=
5 x 37 =
+
=
5 x 120 =
+
=
5 x 46 =
+
=
5 x 125 =
+
=
5 x 204 =
+
=
Antwoord controleren
OK
hoofdrekenen... oefening 18