Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
840 + 157 =
4
997
2
3
|
2.
830 + 61 =
4
2
891
3
|
3.
165 – 124 =
2
3
41
4
|
4.
234 – 54 =
3
2
4
180
|
|
5.
570 – 533 =
4
37
3
2
|
6.
896 + 47 =
943
2
4
3
|
7.
420 – 113 =
307
3
4
2
|
8.
299 – 88 =
4
3
211
2
|
|
9.
422 + 428 =
2
850
3
4
|
10.
241 + 188 =
429
2
3
4
|
11.
525 – 309 =
3
2
4
216
|
12.
885 + 1 =
4
886
3
2
|
|
13.
786 + 54 =
2
4
840
3
|
14.
367 + 413 =
4
780
3
2
|
15.
338 – 271 =
67
4
3
2
|
16.
933 + 29 =
2
4
3
962
|
|
17.
47 – 0 =
47
4
2
3
|
18.
125 + 7 =
4
3
2
132
|
19.
43 + 872 =
2
3
915
4
|
20.
631 + 300 =
4
2
931
3
|