Erbijsommen t/m 1.000
Optellen
| 1. | 335 + 116 = |
451
|
283
|
347
|
376
|
| 2. | 398 + 214 = |
822
|
612
|
720
|
967
|
| 3. | 447 + 420 = |
677
|
867
|
615
|
786
|
| 4. | 375 + 314 = |
846
|
689
|
725
|
687
|
| 5. | 474 + 111 = |
741
|
945
|
643
|
585
|
| 6. | 485 + 422 = |
915
|
743
|
556
|
907
|
| 7. | 434 + 301 = |
734
|
512
|
673
|
735
|
| 8. | 248 + 123 = |
488
|
419
|
371
|
269
|
| 9. | 387 + 385 = |
523
|
597
|
534
|
772
|
| 10. | 221 + 149 = |
370
|
362
|
296
|
358
|
| 11. | 344 + 300 = |
597
|
644
|
875
|
813
|
| 12. | 345 + 331 = |
581
|
705
|
823
|
676
|