Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
228 + 698 =
926
2
4
3
|
2.
966 + 27 =
3
2
993
4
|
3.
703 – 567 =
4
136
2
3
|
4.
3 – 3 =
4
3
2
0
|
|
5.
182 + 522 =
704
3
4
2
|
6.
373 + 155 =
4
528
2
3
|
7.
388 – 257 =
3
2
4
131
|
8.
954 + 35 =
989
2
4
3
|
|
9.
179 + 627 =
806
4
2
3
|
10.
834 – 0 =
4
3
834
2
|
11.
161 – 1 =
160
2
4
3
|
12.
109 + 218 =
4
3
2
327
|
|
13.
3 – 0 =
3
4
1
2
|
14.
916 + 53 =
3
4
2
969
|
15.
150 + 499 =
649
2
3
4
|
16.
849 – 816 =
33
2
4
3
|
|
17.
759 – 99 =
3
2
4
660
|
18.
854 – 501 =
2
353
4
3
|
19.
715 + 122 =
837
2
4
3
|
20.
947 – 766 =
2
181
3
4
|