Supersnelle erbijsommen en erafsommen tot 50
In de mix
|
1.
28 + 18 =
2
46
3
4
|
2.
39 + 3 =
3
2
4
42
|
3.
33 + 10 =
2
4
43
3
|
4.
13 – 6 =
2
3
7
1
|
|
5.
31 – 7 =
4
3
2
24
|
6.
38 – 23 =
3
1
2
15
|
7.
29 + 21 =
3
2
50
4
|
8.
34 – 15 =
2
19
4
3
|
|
9.
26 – 7 =
2
4
19
3
|
10.
48 + 2 =
2
3
50
4
|
11.
39 – 36 =
2
4
1
3
|
12.
47 – 29 =
3
18
2
4
|
|
13.
1 + 1 =
1
4
2
3
|
14.
45 + 2 =
4
3
2
47
|
15.
10 + 23 =
2
3
4
33
|
16.
23 – 19 =
4
3
1
2
|
|
17.
14 – 1 =
3
13
2
1
|
18.
37 – 3 =
34
4
2
3
|
19.
22 + 17 =
39
2
3
4
|
20.
43 + 4 =
4
47
3
2
|