Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
873 + 48 =
4
2
3
921
|
2.
936 + 10 =
3
4
946
2
|
3.
709 – 543 =
2
4
166
3
|
4.
100 + 587 =
4
687
2
3
|
|
5.
560 – 176 =
2
3
384
4
|
6.
546 – 357 =
3
4
2
189
|
7.
610 – 11 =
2
3
599
4
|
8.
531 – 387 =
3
144
4
2
|
|
9.
47 – 8 =
4
39
2
3
|
10.
90 + 829 =
4
3
2
919
|
11.
722 – 12 =
710
4
2
3
|
12.
711 + 102 =
3
4
2
813
|
|
13.
285 – 62 =
2
223
4
3
|
14.
954 + 33 =
2
987
4
3
|
15.
829 + 15 =
4
2
844
3
|
16.
259 – 183 =
3
76
4
2
|
|
17.
912 – 497 =
415
2
4
3
|
18.
889 – 356 =
3
2
533
4
|
19.
765 + 212 =
977
4
2
3
|
20.
299 – 293 =
3
6
1
2
|