Supersnelle erbijsommen en erafsommen tot 50
In de mix
|
1.
11 + 18 =
3
29
4
2
|
2.
18 + 20 =
38
3
4
2
|
3.
43 – 2 =
3
2
4
41
|
4.
41 + 0 =
3
41
2
4
|
|
5.
29 + 15 =
3
4
2
44
|
6.
42 – 29 =
2
1
3
13
|
7.
35 – 25 =
10
3
2
1
|
8.
30 – 16 =
3
14
1
2
|
|
9.
41 + 9 =
2
50
4
3
|
10.
22 – 15 =
2
3
7
1
|
11.
33 – 14 =
3
4
19
2
|
12.
47 + 3 =
2
50
3
4
|
|
13.
49 – 0 =
4
2
3
49
|
14.
1 – 1 =
3
2
4
0
|
15.
30 – 15 =
2
3
1
15
|
16.
46 – 43 =
1
4
3
2
|
|
17.
35 + 12 =
2
47
3
4
|
18.
3 + 0 =
2
1
4
3
|
19.
22 – 16 =
2
1
6
3
|
20.
36 – 8 =
2
28
4
3
|