Erbijsommen t/m 1.000
Optellen
| 1. | 354 + 189 = |
543
|
528
|
852
|
851
|
| 2. | 486 + 358 = |
959
|
784
|
603
|
844
|
| 3. | 390 + 235 = |
625
|
511
|
850
|
698
|
| 4. | 236 + 130 = |
448
|
415
|
366
|
479
|
| 5. | 474 + 272 = |
961
|
692
|
746
|
691
|
| 6. | 463 + 327 = |
529
|
836
|
790
|
826
|
| 7. | 491 + 342 = |
833
|
851
|
693
|
877
|
| 8. | 415 + 201 = |
660
|
874
|
706
|
616
|
| 9. | 428 + 373 = |
981
|
801
|
575
|
653
|
| 10. | 440 + 291 = |
731
|
607
|
517
|
547
|
| 11. | 340 + 262 = |
645
|
982
|
602
|
724
|
| 12. | 269 + 233 = |
718
|
770
|
596
|
502
|