Rekensommen met erbij en eraf tot 50
In de mix
|
1.
35 + 5 =
2
40
|
2.
31 + 5 =
2
36
|
3.
4 – 0 =
4
1
|
4.
47 + 3 =
2
50
|
|
5.
37 – 32 =
1
5
|
6.
30 – 13 =
2
17
|
7.
37 – 9 =
28
2
|
8.
15 – 10 =
1
5
|
|
9.
28 – 15 =
1
13
|
10.
4 + 13 =
2
17
|
11.
14 – 0 =
1
14
|
12.
6 – 2 =
4
1
|
|
13.
25 – 17 =
8
1
|
14.
15 – 14 =
1
2
|
15.
12 + 28 =
40
2
|
16.
17 – 15 =
1
2
|
|
17.
33 – 4 =
2
29
|
18.
39 – 27 =
12
1
|
19.
49 – 4 =
2
45
|
20.
24 – 18 =
6
1
|