Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
44 + 1 =
3
2
45
4
|
2.
22 + 16 =
3
2
38
4
|
3.
42 + 7 =
3
4
49
2
|
4.
2 + 40 =
3
2
4
42
|
|
5.
26 + 9 =
3
35
2
4
|
6.
37 + 3 =
2
40
3
4
|
7.
21 – 2 =
4
2
3
19
|
8.
2 – 1 =
4
3
2
1
|
|
9.
46 + 0 =
3
4
2
46
|
10.
31 + 10 =
41
4
3
2
|
11.
1 + 20 =
4
3
21
2
|
12.
34 + 15 =
4
2
49
3
|
|
13.
20 + 20 =
40
4
3
2
|
14.
3 – 1 =
3
2
4
1
|
15.
16 – 1 =
3
15
2
1
|
16.
29 + 7 =
4
3
36
2
|
|
17.
43 + 6 =
2
49
3
4
|
18.
44 – 40 =
4
3
2
1
|
19.
17 – 2 =
2
3
15
1
|
20.
49 + 0 =
49
4
2
3
|