Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
777 + 153 =
4
2
3
930
|
2.
410 + 587 =
4
3
2
997
|
3.
681 + 308 =
2
989
3
4
|
4.
393 – 251 =
2
3
4
142
|
|
5.
449 – 122 =
327
2
4
3
|
6.
630 – 295 =
335
4
3
2
|
7.
825 – 394 =
3
431
2
4
|
8.
181 – 30 =
4
2
151
3
|
|
9.
509 – 450 =
59
4
3
2
|
10.
576 – 9 =
4
567
3
2
|
11.
564 + 22 =
586
2
4
3
|
12.
317 – 17 =
3
2
300
4
|
|
13.
535 + 185 =
3
2
4
720
|
14.
275 – 186 =
89
4
3
2
|
15.
897 + 1 =
898
4
2
3
|
16.
950 + 29 =
2
3
4
979
|
|
17.
727 – 290 =
4
3
437
2
|
18.
847 – 203 =
3
4
2
644
|
19.
743 – 418 =
325
2
3
4
|
20.
69 – 36 =
2
33
4
3
|