Erbijsommen t/m 1.000
Optellen
| 1. | 333 + 318 = |
651
|
825
|
830
|
891
|
| 2. | 425 + 212 = |
678
|
971
|
759
|
637
|
| 3. | 320 + 190 = |
800
|
614
|
524
|
510
|
| 4. | 430 + 286 = |
640
|
693
|
630
|
716
|
| 5. | 495 + 258 = |
596
|
753
|
601
|
957
|
| 6. | 361 + 354 = |
781
|
929
|
790
|
715
|
| 7. | 453 + 190 = |
765
|
643
|
892
|
537
|
| 8. | 460 + 255 = |
715
|
941
|
637
|
910
|
| 9. | 362 + 311 = |
694
|
608
|
664
|
673
|
| 10. | 375 + 129 = |
504
|
844
|
600
|
618
|
| 11. | 334 + 259 = |
893
|
593
|
921
|
801
|
| 12. | 260 + 146 = |
361
|
403
|
458
|
406
|