Supersnelle erbijsommen en erafsommen tot 50
In de mix
|
1.
50 – 44 =
3
2
1
6
|
2.
2 – 1 =
2
4
3
1
|
3.
11 – 7 =
4
2
1
3
|
4.
41 + 0 =
3
4
2
41
|
|
5.
29 – 1 =
4
3
28
2
|
6.
14 – 0 =
2
3
1
14
|
7.
36 – 10 =
4
2
3
26
|
8.
38 – 29 =
9
3
1
2
|
|
9.
40 + 7 =
2
4
3
47
|
10.
10 + 19 =
29
2
3
4
|
11.
30 + 0 =
4
30
2
3
|
12.
32 – 6 =
26
4
2
3
|
|
13.
46 + 1 =
3
4
2
47
|
14.
22 + 23 =
4
2
3
45
|
15.
36 – 12 =
24
3
4
2
|
16.
32 – 3 =
2
4
3
29
|
|
17.
36 + 7 =
2
4
3
43
|
18.
17 + 24 =
4
41
2
3
|
19.
10 + 23 =
2
3
33
4
|
20.
41 + 7 =
3
4
48
2
|