Erbijsommen t/m 1.000
Optellen
| 1. | 362 + 348 = |
710
|
644
|
798
|
583
|
| 2. | 396 + 164 = |
560
|
757
|
579
|
857
|
| 3. | 426 + 206 = |
632
|
875
|
522
|
551
|
| 4. | 387 + 308 = |
695
|
780
|
587
|
657
|
| 5. | 380 + 240 = |
620
|
958
|
708
|
786
|
| 6. | 443 + 411 = |
500
|
791
|
854
|
896
|
| 7. | 476 + 356 = |
878
|
832
|
847
|
841
|
| 8. | 417 + 120 = |
537
|
691
|
831
|
590
|
| 9. | 328 + 203 = |
503
|
531
|
590
|
603
|
| 10. | 458 + 145 = |
603
|
734
|
896
|
576
|
| 11. | 395 + 294 = |
965
|
689
|
878
|
744
|
| 12. | 492 + 275 = |
672
|
710
|
767
|
878
|