Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
115 – 64 =
4
51
3
2
|
2.
558 + 284 =
842
4
2
3
|
3.
848 + 115 =
963
2
3
4
|
4.
184 + 498 =
3
682
2
4
|
|
5.
993 + 3 =
3
2
4
996
|
6.
181 + 284 =
3
4
465
2
|
7.
358 + 281 =
3
4
639
2
|
8.
289 + 256 =
545
3
4
2
|
|
9.
916 – 151 =
4
3
2
765
|
10.
759 + 40 =
3
799
4
2
|
11.
104 + 86 =
190
2
4
3
|
12.
348 – 226 =
2
4
122
3
|
|
13.
937 – 553 =
4
3
384
2
|
14.
507 + 465 =
972
2
4
3
|
15.
928 + 12 =
940
2
4
3
|
16.
780 + 37 =
4
2
3
817
|
|
17.
937 – 102 =
2
3
835
4
|
18.
228 – 199 =
3
4
29
2
|
19.
81 – 61 =
2
20
3
4
|
20.
691 + 4 =
2
3
4
695
|