Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
806 – 395 =
4
2
411
3
|
2.
281 + 344 =
3
625
2
4
|
3.
813 + 76 =
4
889
2
3
|
4.
94 – 59 =
4
35
3
2
|
|
5.
934 – 185 =
4
2
3
749
|
6.
617 + 89 =
4
3
706
2
|
7.
90 – 41 =
49
4
3
2
|
8.
258 + 136 =
394
3
4
2
|
|
9.
435 – 126 =
309
2
3
4
|
10.
623 + 227 =
850
2
3
4
|
11.
287 – 167 =
3
120
4
2
|
12.
259 – 62 =
2
4
197
3
|
|
13.
463 – 373 =
3
2
90
4
|
14.
22 – 21 =
4
2
1
3
|
15.
24 + 482 =
2
4
3
506
|
16.
256 – 204 =
52
3
2
4
|
|
17.
217 – 178 =
39
4
3
2
|
18.
805 – 532 =
3
273
2
4
|
19.
654 + 291 =
945
3
2
4
|
20.
533 + 251 =
4
3
784
2
|