Erbijsommen t/m 1.000
Optellen
| 1. | 390 + 134 = |
564
|
565
|
789
|
524
|
| 2. | 302 + 271 = |
720
|
573
|
783
|
716
|
| 3. | 462 + 446 = |
908
|
711
|
508
|
660
|
| 4. | 183 + 106 = |
280
|
272
|
467
|
289
|
| 5. | 478 + 438 = |
619
|
545
|
773
|
916
|
| 6. | 317 + 228 = |
545
|
851
|
861
|
744
|
| 7. | 300 + 108 = |
425
|
306
|
214
|
408
|
| 8. | 494 + 275 = |
973
|
605
|
769
|
749
|
| 9. | 475 + 122 = |
597
|
912
|
649
|
738
|
| 10. | 447 + 168 = |
854
|
615
|
755
|
558
|
| 11. | 304 + 298 = |
602
|
675
|
756
|
651
|
| 12. | 209 + 191 = |
369
|
210
|
306
|
400
|