Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
345 + 325 =
2
670
4
3
|
2.
835 – 802 =
4
2
33
3
|
3.
645 + 335 =
4
980
2
3
|
4.
727 + 187 =
2
914
3
4
|
|
5.
600 + 229 =
4
3
2
829
|
6.
402 + 535 =
2
4
3
937
|
7.
278 – 40 =
3
2
238
4
|
8.
198 – 29 =
2
4
3
169
|
|
9.
996 + 4 =
4
1000
3
2
|
10.
396 + 499 =
4
2
3
895
|
11.
817 – 568 =
3
4
249
2
|
12.
592 + 167 =
3
2
4
759
|
|
13.
666 + 178 =
4
2
844
3
|
14.
407 – 55 =
4
3
352
2
|
15.
146 + 87 =
233
4
2
3
|
16.
464 + 521 =
985
3
2
4
|
|
17.
921 – 576 =
4
3
2
345
|
18.
779 + 89 =
2
3
868
4
|
19.
24 – 13 =
1
2
11
3
|
20.
825 + 36 =
3
2
4
861
|