Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
943 – 756 =
4
187
2
3
|
2.
419 – 174 =
245
2
4
3
|
3.
196 + 17 =
3
4
213
2
|
4.
87 – 51 =
2
4
3
36
|
|
5.
186 – 110 =
76
4
2
3
|
6.
945 + 36 =
4
981
2
3
|
7.
68 + 457 =
525
4
3
2
|
8.
68 – 43 =
2
3
4
25
|
|
9.
192 – 127 =
65
4
3
2
|
10.
221 – 181 =
3
2
4
40
|
11.
608 + 7 =
615
4
2
3
|
12.
882 – 636 =
2
4
246
3
|
|
13.
422 + 90 =
4
512
2
3
|
14.
585 + 152 =
2
737
4
3
|
15.
357 – 201 =
4
2
156
3
|
16.
517 + 458 =
3
975
4
2
|
|
17.
574 – 222 =
4
2
3
352
|
18.
862 + 55 =
3
4
917
2
|
19.
912 + 74 =
986
2
3
4
|
20.
246 – 245 =
1
3
2
4
|