Rekensommen met erbij en eraf tot 50
In de mix
|
1.
44 + 1 =
45
2
|
2.
35 + 7 =
2
42
|
3.
32 + 15 =
47
2
|
4.
30 + 19 =
49
2
|
|
5.
9 + 31 =
40
2
|
6.
32 + 13 =
45
2
|
7.
18 + 9 =
2
27
|
8.
16 + 10 =
26
2
|
|
9.
7 + 38 =
2
45
|
10.
2 – 2 =
2
0
|
11.
4 + 5 =
9
1
|
12.
15 + 7 =
22
2
|
|
13.
36 – 13 =
23
2
|
14.
28 + 17 =
2
45
|
15.
22 + 26 =
48
2
|
16.
21 – 14 =
1
7
|
|
17.
1 – 0 =
2
1
|
18.
19 – 17 =
1
2
|
19.
18 – 15 =
3
1
|
20.
43 – 35 =
8
1
|