Erbijsommen t/m 1.000
Optellen
| 1. | 444 + 436 = |
758
|
880
|
691
|
876
|
| 2. | 242 + 220 = |
462
|
247
|
452
|
472
|
| 3. | 482 + 233 = |
525
|
923
|
927
|
715
|
| 4. | 452 + 416 = |
777
|
868
|
921
|
579
|
| 5. | 324 + 251 = |
988
|
983
|
559
|
575
|
| 6. | 495 + 109 = |
602
|
582
|
545
|
604
|
| 7. | 306 + 247 = |
553
|
933
|
808
|
626
|
| 8. | 155 + 143 = |
211
|
242
|
298
|
500
|
| 9. | 352 + 256 = |
829
|
860
|
501
|
608
|
| 10. | 337 + 223 = |
723
|
941
|
560
|
608
|
| 11. | 106 + 105 = |
386
|
317
|
237
|
211
|
| 12. | 425 + 278 = |
820
|
715
|
703
|
871
|