Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
603 – 238 =
2
4
3
365
|
2.
712 + 171 =
2
4
3
883
|
3.
538 + 156 =
3
2
694
4
|
4.
755 – 226 =
2
529
4
3
|
|
5.
9 – 4 =
5
2
1
3
|
6.
264 – 0 =
4
264
2
3
|
7.
327 – 194 =
2
3
133
4
|
8.
40 – 33 =
1
3
7
2
|
|
9.
219 + 387 =
3
4
2
606
|
10.
184 + 129 =
2
313
3
4
|
11.
353 + 120 =
473
2
4
3
|
12.
427 – 267 =
160
3
4
2
|
|
13.
918 + 32 =
3
950
2
4
|
14.
277 – 256 =
2
3
21
4
|
15.
221 + 92 =
4
2
3
313
|
16.
3 – 1 =
3
1
2
4
|
|
17.
92 – 9 =
4
3
2
83
|
18.
813 + 187 =
4
1000
2
3
|
19.
506 + 157 =
2
663
3
4
|
20.
116 + 533 =
4
649
2
3
|