Oplossen van erafsommen tot 12
Erafsommen
|
1.
10 – 9 =
1
5
2
3
|
2.
11 – 9 =
4
5
2
3
|
3.
6 – 0 =
8
1
6
10
|
4.
2 – 1 =
4
2
1
6
|
|
5.
12 – 0 =
9
12
8
14
|
6.
11 – 11 =
3
1
2
0
|
7.
12 – 8 =
9
8
4
7
|
8.
9 – 9 =
4
3
0
5
|
|
9.
6 – 3 =
3
4
5
1
|
10.
1 – 1 =
0
5
1
3
|
11.
7 – 1 =
2
3
7
6
|
12.
8 – 1 =
2
4
7
3
|
|
13.
4 – 1 =
4
6
1
3
|
14.
12 – 4 =
6
4
8
7
|
15.
11 – 7 =
4
2
6
7
|
16.
5 – 2 =
7
1
3
4
|
|
17.
5 – 4 =
4
1
3
6
|
18.
6 – 3 =
6
8
2
3
|
19.
3 – 1 =
1
2
6
3
|
20.
7 – 5 =
7
2
1
5
|