Erbijsommen t/m 1.000
Optellen
| 1. | 385 + 112 = |
464
|
456
|
497
|
472
|
| 2. | 492 + 476 = |
819
|
968
|
599
|
914
|
| 3. | 237 + 107 = |
231
|
344
|
454
|
351
|
| 4. | 431 + 109 = |
988
|
966
|
848
|
540
|
| 5. | 478 + 258 = |
765
|
730
|
628
|
736
|
| 6. | 448 + 406 = |
688
|
663
|
854
|
630
|
| 7. | 238 + 225 = |
463
|
273
|
480
|
279
|
| 8. | 453 + 420 = |
527
|
873
|
959
|
581
|
| 9. | 339 + 123 = |
381
|
232
|
428
|
462
|
| 10. | 421 + 105 = |
759
|
526
|
587
|
780
|
| 11. | 440 + 213 = |
968
|
653
|
896
|
789
|
| 12. | 431 + 161 = |
841
|
947
|
592
|
818
|