Oefen de erbijsom en erafsom tot 50
In de mix
|
1.
48 – 25 =
2
23
|
2.
11 + 36 =
47
2
|
3.
32 + 9 =
2
41
|
4.
6 + 0 =
1
6
|
|
5.
8 + 27 =
35
2
|
6.
38 + 9 =
2
47
|
7.
25 + 8 =
2
33
|
8.
22 + 8 =
30
2
|
|
9.
14 – 14 =
0
2
|
10.
43 + 6 =
2
49
|
11.
45 + 0 =
2
45
|
12.
29 + 11 =
40
2
|
|
13.
14 + 35 =
2
49
|
14.
10 + 7 =
17
2
|
15.
46 + 4 =
50
2
|
16.
14 + 7 =
21
2
|
|
17.
11 + 32 =
2
43
|
18.
7 + 26 =
2
33
|
19.
37 + 4 =
2
41
|
20.
22 – 12 =
10
1
|