Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
43 + 0 =
4
2
43
3
|
2.
48 – 42 =
3
6
2
1
|
3.
28 + 8 =
2
3
4
36
|
4.
26 – 13 =
1
3
2
13
|
|
5.
12 + 3 =
3
15
2
1
|
6.
19 + 30 =
2
3
4
49
|
7.
21 + 9 =
2
30
4
3
|
8.
35 + 0 =
4
3
2
35
|
|
9.
15 + 32 =
2
47
3
4
|
10.
1 – 1 =
0
4
2
3
|
11.
30 – 10 =
20
2
4
3
|
12.
5 – 2 =
2
4
1
3
|
|
13.
17 + 7 =
2
24
4
3
|
14.
5 + 27 =
4
2
32
3
|
15.
37 – 11 =
4
26
2
3
|
16.
3 – 2 =
1
2
4
3
|
|
17.
24 + 2 =
3
26
2
4
|
18.
36 + 2 =
38
3
2
4
|
19.
32 + 8 =
2
3
4
40
|
20.
16 + 29 =
45
3
2
4
|