Supersnelle erbijsommen en erafsommen tot 1.000
In de mix
|
1.
239 + 328 =
3
2
567
4
|
2.
206 + 337 =
4
3
2
543
|
3.
466 – 78 =
3
4
388
2
|
4.
39 + 555 =
2
3
594
4
|
|
5.
677 – 314 =
4
2
3
363
|
6.
285 – 102 =
183
4
3
2
|
7.
72 – 12 =
3
4
60
2
|
8.
338 + 181 =
2
3
4
519
|
|
9.
980 – 171 =
2
809
3
4
|
10.
284 + 491 =
4
3
775
2
|
11.
133 + 107 =
2
240
4
3
|
12.
664 – 289 =
4
3
375
2
|
|
13.
608 – 273 =
2
4
3
335
|
14.
762 + 92 =
3
4
854
2
|
15.
895 + 10 =
905
3
2
4
|
16.
158 – 115 =
43
4
3
2
|
|
17.
84 + 542 =
626
4
2
3
|
18.
592 – 206 =
2
386
4
3
|
19.
824 – 410 =
4
414
2
3
|
20.
305 + 84 =
4
3
389
2
|