Erbijsommen t/m 1.000
Optellen
| 1. | 333 + 127 = |
394
|
460
|
221
|
247
|
| 2. | 446 + 258 = |
704
|
534
|
968
|
598
|
| 3. | 500 + 398 = |
697
|
581
|
898
|
667
|
| 4. | 421 + 290 = |
556
|
917
|
711
|
786
|
| 5. | 315 + 297 = |
688
|
612
|
588
|
783
|
| 6. | 264 + 184 = |
340
|
448
|
356
|
200
|
| 7. | 356 + 171 = |
788
|
527
|
865
|
876
|
| 8. | 391 + 126 = |
517
|
526
|
611
|
803
|
| 9. | 409 + 313 = |
554
|
722
|
795
|
968
|
| 10. | 148 + 145 = |
268
|
293
|
421
|
298
|
| 11. | 210 + 104 = |
314
|
467
|
302
|
368
|
| 12. | 429 + 183 = |
848
|
870
|
612
|
907
|