Supersnelle erbijsommen en erafsommen tot 50
In de mix
|
1.
10 + 4 =
2
14
1
3
|
2.
8 – 6 =
1
3
2
4
|
3.
29 + 13 =
4
42
2
3
|
4.
2 – 0 =
3
1
2
4
|
|
5.
46 + 0 =
3
46
2
4
|
6.
38 + 12 =
50
3
2
4
|
7.
32 – 30 =
1
4
2
3
|
8.
23 – 23 =
3
4
2
0
|
|
9.
16 + 10 =
4
2
26
3
|
10.
22 – 22 =
3
4
2
0
|
11.
10 – 8 =
3
2
1
4
|
12.
3 + 9 =
12
3
2
1
|
|
13.
43 – 0 =
3
2
4
43
|
14.
11 – 2 =
2
9
3
1
|
15.
17 + 4 =
21
4
2
3
|
16.
44 + 0 =
2
3
4
44
|
|
17.
2 – 1 =
4
3
2
1
|
18.
49 – 36 =
1
2
3
13
|
19.
1 + 45 =
3
2
46
4
|
20.
38 – 5 =
3
33
2
4
|