Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
14 – 7 =
1
7
2
3
|
2.
33 – 25 =
8
2
1
3
|
3.
45 – 42 =
1
3
2
4
|
4.
15 + 19 =
2
3
34
4
|
|
5.
7 + 38 =
2
4
45
3
|
6.
26 + 22 =
2
48
4
3
|
7.
47 + 3 =
50
4
2
3
|
8.
1 – 0 =
4
1
3
2
|
|
9.
49 + 0 =
2
49
4
3
|
10.
17 – 5 =
3
2
12
1
|
11.
21 – 4 =
3
2
4
17
|
12.
39 + 7 =
3
4
2
46
|
|
13.
11 – 4 =
2
7
3
1
|
14.
41 + 4 =
3
45
4
2
|
15.
28 + 11 =
4
39
2
3
|
16.
46 + 0 =
3
46
4
2
|
|
17.
34 – 11 =
2
4
23
3
|
18.
26 + 4 =
3
30
2
4
|
19.
49 – 9 =
4
2
3
40
|
20.
11 – 7 =
1
3
4
2
|