Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
239 + 309 =
2
548
4
3
|
2.
773 – 259 =
3
2
514
4
|
3.
402 – 87 =
2
3
4
315
|
4.
90 – 11 =
4
79
2
3
|
|
5.
361 + 434 =
3
795
2
4
|
6.
959 + 2 =
961
2
3
4
|
7.
936 – 593 =
343
4
2
3
|
8.
659 – 132 =
527
2
3
4
|
|
9.
580 + 203 =
783
3
4
2
|
10.
462 – 322 =
140
2
3
4
|
11.
267 + 274 =
4
3
2
541
|
12.
357 + 359 =
2
4
716
3
|
|
13.
219 + 229 =
448
2
3
4
|
14.
767 – 99 =
3
4
2
668
|
15.
702 – 398 =
4
3
304
2
|
16.
798 – 476 =
4
3
2
322
|
|
17.
532 + 288 =
3
4
820
2
|
18.
400 + 241 =
641
3
4
2
|
19.
183 – 43 =
2
3
4
140
|
20.
658 + 176 =
3
2
834
4
|