Erbijsommen t/m 1.000
Optellen
| 1. | 487 + 326 = |
770
|
870
|
966
|
813
|
| 2. | 128 + 115 = |
254
|
243
|
368
|
400
|
| 3. | 490 + 468 = |
916
|
905
|
958
|
564
|
| 4. | 436 + 186 = |
681
|
665
|
622
|
621
|
| 5. | 376 + 145 = |
521
|
964
|
976
|
676
|
| 6. | 477 + 104 = |
581
|
559
|
816
|
895
|
| 7. | 446 + 446 = |
539
|
892
|
663
|
752
|
| 8. | 420 + 348 = |
875
|
768
|
693
|
561
|
| 9. | 328 + 154 = |
466
|
389
|
482
|
411
|
| 10. | 433 + 263 = |
850
|
595
|
841
|
696
|
| 11. | 366 + 169 = |
560
|
525
|
535
|
909
|
| 12. | 453 + 193 = |
589
|
780
|
646
|
637
|