Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
283 + 715 =
4
3
998
2
|
2.
89 – 79 =
3
2
10
1
|
3.
230 + 273 =
3
4
2
503
|
4.
254 + 60 =
4
2
314
3
|
|
5.
969 + 23 =
4
2
3
992
|
6.
11 + 419 =
4
3
2
430
|
7.
819 – 216 =
2
3
603
4
|
8.
916 – 230 =
3
2
4
686
|
|
9.
152 – 151 =
4
2
1
3
|
10.
697 + 179 =
876
3
4
2
|
11.
883 + 107 =
2
990
4
3
|
12.
478 + 394 =
2
3
4
872
|
|
13.
312 + 286 =
3
4
2
598
|
14.
889 + 53 =
942
2
3
4
|
15.
20 – 20 =
2
0
4
3
|
16.
694 – 214 =
480
3
2
4
|
|
17.
168 – 109 =
3
2
59
4
|
18.
283 + 85 =
368
4
2
3
|
19.
266 – 48 =
3
4
2
218
|
20.
884 – 805 =
4
79
2
3
|