Erbijsommen t/m 1.000
Optellen
| 1. | 366 + 154 = |
690
|
520
|
660
|
634
|
| 2. | 397 + 340 = |
830
|
897
|
737
|
770
|
| 3. | 430 + 150 = |
580
|
679
|
953
|
626
|
| 4. | 390 + 137 = |
515
|
973
|
538
|
527
|
| 5. | 474 + 301 = |
597
|
965
|
775
|
604
|
| 6. | 406 + 130 = |
857
|
837
|
536
|
828
|
| 7. | 274 + 195 = |
321
|
477
|
469
|
296
|
| 8. | 449 + 137 = |
512
|
680
|
586
|
644
|
| 9. | 303 + 104 = |
468
|
364
|
353
|
407
|
| 10. | 369 + 310 = |
562
|
679
|
687
|
513
|
| 11. | 453 + 207 = |
881
|
596
|
660
|
592
|
| 12. | 409 + 217 = |
880
|
517
|
626
|
628
|