Erbij en eraf tot 50
In de mix
|
1.
18 – 9 =
1
9
|
2.
46 + 2 =
48
2
|
3.
34 + 1 =
35
2
|
4.
7 – 3 =
1
4
|
|
5.
26 + 6 =
2
32
|
6.
3 + 20 =
23
2
|
7.
9 + 0 =
9
1
|
8.
49 + 1 =
50
2
|
|
9.
30 – 2 =
2
28
|
10.
10 + 23 =
2
33
|
11.
42 + 1 =
2
43
|
12.
33 + 8 =
41
2
|
|
13.
13 – 0 =
13
1
|
14.
17 + 31 =
48
2
|
15.
10 – 1 =
1
9
|
16.
44 – 14 =
30
2
|
|
17.
13 – 1 =
1
12
|
18.
18 – 13 =
5
1
|
19.
50 + 0 =
2
50
|
20.
36 + 13 =
2
49
|