Supersnelle erbijsommen en erafsommen tot 50
In de mix
|
1.
32 + 16 =
4
2
48
3
|
2.
31 – 13 =
18
2
4
3
|
3.
15 + 8 =
23
4
3
2
|
4.
35 + 10 =
45
4
2
3
|
|
5.
24 + 14 =
38
4
3
2
|
6.
39 – 1 =
4
2
38
3
|
7.
37 + 13 =
4
2
50
3
|
8.
49 – 39 =
10
1
3
2
|
|
9.
1 – 1 =
3
2
0
4
|
10.
39 – 7 =
32
4
3
2
|
11.
34 + 12 =
2
3
4
46
|
12.
34 – 12 =
2
22
3
4
|
|
13.
48 – 0 =
2
48
4
3
|
14.
18 – 1 =
17
4
3
2
|
15.
45 – 29 =
2
16
3
4
|
16.
49 + 1 =
3
4
50
2
|
|
17.
33 + 2 =
4
2
35
3
|
18.
44 – 3 =
2
4
3
41
|
19.
24 + 24 =
48
4
3
2
|
20.
49 + 0 =
2
4
3
49
|