Erbijsommen t/m 1.000
Optellen
| 1. | 289 + 282 = |
571
|
963
|
830
|
600
|
| 2. | 320 + 169 = |
269
|
489
|
381
|
223
|
| 3. | 361 + 347 = |
536
|
806
|
564
|
708
|
| 4. | 308 + 247 = |
745
|
687
|
555
|
918
|
| 5. | 491 + 486 = |
550
|
979
|
977
|
932
|
| 6. | 416 + 182 = |
778
|
598
|
655
|
963
|
| 7. | 286 + 252 = |
538
|
827
|
996
|
1.000
|
| 8. | 361 + 355 = |
535
|
974
|
716
|
568
|
| 9. | 389 + 104 = |
468
|
363
|
311
|
493
|
| 10. | 497 + 353 = |
961
|
513
|
850
|
514
|
| 11. | 361 + 189 = |
639
|
796
|
905
|
550
|
| 12. | 230 + 114 = |
243
|
241
|
344
|
359
|