Rekensommen met erbij en eraf tot 20
In de mix
|
1.
5 + 3 =
1
8
|
2.
5 – 0 =
5
1
|
3.
14 + 1 =
1
15
|
4.
7 – 7 =
2
0
|
|
5.
9 + 6 =
1
15
|
6.
5 – 4 =
2
1
|
7.
11 + 6 =
2
17
|
8.
14 + 5 =
19
2
|
|
9.
18 + 0 =
2
18
|
10.
17 + 1 =
18
2
|
11.
2 – 0 =
1
2
|
12.
2 + 16 =
2
18
|
|
13.
20 + 0 =
20
2
|
14.
12 – 12 =
2
0
|
15.
20 – 3 =
2
17
|
16.
19 + 0 =
2
19
|
|
17.
17 – 0 =
2
17
|
18.
15 – 12 =
3
1
|
19.
15 + 5 =
20
2
|
20.
12 – 7 =
1
5
|