Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
992 – 947 =
2
45
3
4
|
2.
581 + 145 =
4
726
2
3
|
3.
50 – 6 =
44
2
4
3
|
4.
550 + 172 =
3
722
2
4
|
|
5.
910 + 82 =
2
3
992
4
|
6.
228 + 415 =
2
4
643
3
|
7.
433 – 365 =
4
68
2
3
|
8.
922 – 693 =
229
3
4
2
|
|
9.
886 – 853 =
4
33
2
3
|
10.
435 + 13 =
4
2
448
3
|
11.
183 – 37 =
146
4
3
2
|
12.
476 – 271 =
205
2
3
4
|
|
13.
1 – 1 =
3
4
0
2
|
14.
936 + 30 =
3
2
4
966
|
15.
450 + 383 =
4
833
2
3
|
16.
650 – 77 =
3
2
4
573
|
|
17.
158 – 4 =
4
2
154
3
|
18.
252 + 310 =
562
4
3
2
|
19.
997 + 2 =
999
3
4
2
|
20.
250 + 543 =
4
2
3
793
|