Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
617 + 208 =
2
825
3
4
|
2.
137 – 26 =
4
111
3
2
|
3.
26 – 9 =
2
17
3
4
|
4.
430 – 137 =
293
2
4
3
|
|
5.
382 – 289 =
2
93
3
4
|
6.
920 + 53 =
2
4
973
3
|
7.
848 – 725 =
123
4
3
2
|
8.
485 + 494 =
2
979
4
3
|
|
9.
713 – 546 =
167
2
3
4
|
10.
534 – 90 =
4
2
444
3
|
11.
111 + 582 =
3
4
2
693
|
12.
285 + 577 =
3
862
2
4
|
|
13.
71 – 0 =
71
2
3
4
|
14.
191 + 108 =
2
4
3
299
|
15.
406 + 496 =
902
2
4
3
|
16.
733 + 123 =
3
856
2
4
|
|
17.
946 + 8 =
2
4
3
954
|
18.
205 + 199 =
404
3
4
2
|
19.
326 + 349 =
3
675
2
4
|
20.
139 + 146 =
3
4
2
285
|