Erbijsommen t/m 1.000
Optellen
| 1. | 418 + 180 = |
602
|
598
|
798
|
530
|
| 2. | 200 + 180 = |
459
|
380
|
313
|
261
|
| 3. | 348 + 253 = |
677
|
572
|
522
|
601
|
| 4. | 435 + 316 = |
831
|
602
|
751
|
785
|
| 5. | 222 + 144 = |
201
|
366
|
274
|
414
|
| 6. | 213 + 115 = |
368
|
336
|
313
|
328
|
| 7. | 268 + 245 = |
513
|
882
|
781
|
690
|
| 8. | 223 + 111 = |
309
|
489
|
384
|
334
|
| 9. | 432 + 132 = |
564
|
788
|
732
|
613
|
| 10. | 470 + 397 = |
867
|
800
|
617
|
757
|
| 11. | 265 + 225 = |
490
|
487
|
483
|
486
|
| 12. | 327 + 323 = |
891
|
837
|
814
|
650
|