Erbijsommen t/m 1.000
Optellen
| 1. | 276 + 171 = |
219
|
447
|
483
|
234
|
| 2. | 458 + 339 = |
915
|
902
|
797
|
775
|
| 3. | 451 + 423 = |
547
|
747
|
550
|
874
|
| 4. | 483 + 185 = |
668
|
659
|
666
|
613
|
| 5. | 355 + 305 = |
957
|
660
|
932
|
826
|
| 6. | 344 + 204 = |
651
|
548
|
745
|
513
|
| 7. | 496 + 141 = |
659
|
637
|
663
|
514
|
| 8. | 467 + 135 = |
602
|
574
|
698
|
909
|
| 9. | 314 + 233 = |
748
|
965
|
547
|
881
|
| 10. | 166 + 125 = |
291
|
324
|
458
|
378
|
| 11. | 464 + 170 = |
633
|
614
|
634
|
695
|
| 12. | 235 + 208 = |
368
|
443
|
280
|
442
|