Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
442 – 49 =
2
3
4
393
|
2.
41 + 44 =
85
2
3
4
|
3.
903 + 14 =
4
917
2
3
|
4.
388 + 381 =
4
3
2
769
|
|
5.
885 – 292 =
3
4
2
593
|
6.
687 – 147 =
2
3
540
4
|
7.
829 + 70 =
899
4
3
2
|
8.
435 + 463 =
3
4
2
898
|
|
9.
291 – 90 =
2
4
201
3
|
10.
891 + 28 =
2
919
4
3
|
11.
463 – 115 =
4
2
3
348
|
12.
513 – 275 =
4
3
2
238
|
|
13.
538 + 377 =
4
2
915
3
|
14.
187 + 675 =
4
2
862
3
|
15.
422 – 403 =
2
19
3
4
|
16.
805 – 541 =
2
264
3
4
|
|
17.
256 – 132 =
124
3
2
4
|
18.
729 – 57 =
672
3
4
2
|
19.
438 + 311 =
749
4
2
3
|
20.
241 + 513 =
4
2
3
754
|