Hamsterkiste Mathe Klasse 1

Kreuz und quer bis 20

= 7 + 7
= 20 - 8
= 16 - 8
= 13 + 7
= 17 + 3
= 14 - 8		 = 17 - 8
= 16 - 9
= 5 + 8
= 16 + 4
= 18 - 8
= 6 + 12