Erbijsommen t/m 1.000
Optellen
| 1. | 345 + 340 = |
616
|
685
|
537
|
642
|
| 2. | 462 + 302 = |
905
|
764
|
681
|
913
|
| 3. | 492 + 376 = |
811
|
708
|
986
|
868
|
| 4. | 494 + 319 = |
953
|
821
|
813
|
992
|
| 5. | 425 + 204 = |
544
|
659
|
982
|
629
|
| 6. | 357 + 121 = |
478
|
459
|
482
|
277
|
| 7. | 176 + 135 = |
311
|
428
|
212
|
457
|
| 8. | 438 + 216 = |
583
|
654
|
646
|
988
|
| 9. | 426 + 129 = |
555
|
755
|
781
|
535
|
| 10. | 408 + 213 = |
889
|
843
|
897
|
621
|
| 11. | 330 + 177 = |
840
|
904
|
607
|
507
|
| 12. | 469 + 162 = |
727
|
932
|
762
|
631
|