Erbij en eraf tot 50
In de mix
|
1.
26 + 21 =
47
2
|
2.
23 + 3 =
26
2
|
3.
45 + 0 =
2
45
|
4.
31 – 30 =
2
1
|
|
5.
19 + 19 =
38
2
|
6.
38 – 37 =
1
2
|
7.
10 – 2 =
8
1
|
8.
50 – 19 =
31
2
|
|
9.
6 + 25 =
2
31
|
10.
15 + 5 =
20
2
|
11.
21 – 4 =
2
17
|
12.
9 + 2 =
1
11
|
|
13.
48 – 36 =
12
1
|
14.
26 – 2 =
24
2
|
15.
40 + 0 =
40
2
|
16.
8 + 8 =
2
16
|
|
17.
22 – 10 =
12
1
|
18.
26 – 20 =
1
6
|
19.
33 – 15 =
18
2
|
20.
23 + 3 =
2
26
|