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