Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
855 + 76 =
4
3
931
2
|
2.
517 – 150 =
367
3
4
2
|
3.
924 – 190 =
2
4
3
734
|
4.
855 + 36 =
4
2
891
3
|
|
5.
859 + 75 =
2
4
934
3
|
6.
919 – 101 =
3
2
818
4
|
7.
857 + 68 =
4
2
3
925
|
8.
918 + 56 =
3
2
974
4
|
|
9.
776 + 1 =
2
4
777
3
|
10.
75 + 823 =
4
3
2
898
|
11.
53 – 48 =
5
1
2
3
|
12.
666 + 133 =
799
4
2
3
|
|
13.
682 – 463 =
4
3
2
219
|
14.
98 + 151 =
2
4
249
3
|
15.
307 – 107 =
4
2
200
3
|
16.
59 – 12 =
4
47
3
2
|
|
17.
91 + 541 =
3
4
632
2
|
18.
586 – 137 =
449
4
3
2
|
19.
685 + 271 =
3
956
4
2
|
20.
390 – 38 =
3
2
4
352
|