Erbijsommen t/m 1.000
Optellen
| 1. | 427 + 166 = |
593
|
902
|
626
|
536
|
| 2. | 423 + 286 = |
531
|
599
|
618
|
709
|
| 3. | 497 + 443 = |
527
|
838
|
680
|
940
|
| 4. | 444 + 214 = |
957
|
936
|
506
|
658
|
| 5. | 472 + 157 = |
593
|
629
|
558
|
729
|
| 6. | 234 + 181 = |
226
|
251
|
415
|
267
|
| 7. | 393 + 222 = |
984
|
615
|
900
|
772
|
| 8. | 376 + 102 = |
440
|
467
|
334
|
478
|
| 9. | 480 + 224 = |
613
|
639
|
988
|
704
|
| 10. | 243 + 155 = |
345
|
266
|
297
|
398
|
| 11. | 420 + 139 = |
716
|
573
|
559
|
909
|
| 12. | 441 + 232 = |
964
|
832
|
590
|
673
|