plus
13. 10. 2012
a) 8+7=
12
13
14
15
________________________________________________
b) 9+7
13
14
15
16
_______________________________________________
c) 23+8=
28
29
30
31
_______________________________________________
d) 20+10=
27
28
29
30
______________________________________________
e) 14+7=
18
19
20
21
______________________________________________