Erbijsommen t/m 1.000
Optellen
| 1. | 396 + 209 = |
703
|
843
|
758
|
605
|
| 2. | 346 + 336 = |
682
|
767
|
535
|
810
|
| 3. | 442 + 295 = |
952
|
737
|
818
|
538
|
| 4. | 433 + 354 = |
518
|
903
|
787
|
655
|
| 5. | 206 + 139 = |
318
|
345
|
400
|
354
|
| 6. | 484 + 353 = |
606
|
531
|
837
|
713
|
| 7. | 167 + 135 = |
468
|
448
|
253
|
302
|
| 8. | 380 + 175 = |
555
|
926
|
987
|
581
|
| 9. | 276 + 234 = |
510
|
901
|
945
|
586
|
| 10. | 406 + 386 = |
642
|
792
|
942
|
656
|
| 11. | 285 + 164 = |
449
|
359
|
485
|
241
|
| 12. | 247 + 145 = |
378
|
447
|
392
|
271
|