Erbijsommen t/m 1.000
Optellen
| 1. | 314 + 203 = |
517
|
531
|
927
|
711
|
| 2. | 281 + 140 = |
238
|
255
|
360
|
421
|
| 3. | 419 + 344 = |
734
|
763
|
682
|
650
|
| 4. | 233 + 217 = |
437
|
450
|
293
|
231
|
| 5. | 271 + 185 = |
203
|
478
|
456
|
348
|
| 6. | 467 + 235 = |
770
|
702
|
698
|
560
|
| 7. | 203 + 190 = |
355
|
393
|
445
|
389
|
| 8. | 470 + 292 = |
508
|
762
|
885
|
912
|
| 9. | 369 + 161 = |
776
|
811
|
530
|
516
|
| 10. | 324 + 222 = |
623
|
546
|
916
|
890
|
| 11. | 493 + 472 = |
702
|
780
|
756
|
965
|
| 12. | 359 + 316 = |
562
|
546
|
675
|
928
|