Erbijsommen t/m 1.000
Optellen
| 1. | 175 + 101 = |
223
|
276
|
460
|
268
|
| 2. | 388 + 264 = |
652
|
860
|
579
|
869
|
| 3. | 486 + 482 = |
968
|
738
|
667
|
854
|
| 4. | 477 + 436 = |
913
|
634
|
994
|
820
|
| 5. | 419 + 231 = |
756
|
812
|
993
|
650
|
| 6. | 318 + 142 = |
384
|
460
|
294
|
283
|
| 7. | 343 + 329 = |
672
|
927
|
656
|
841
|
| 8. | 425 + 388 = |
813
|
612
|
620
|
696
|
| 9. | 433 + 424 = |
857
|
880
|
722
|
977
|
| 10. | 311 + 110 = |
361
|
421
|
445
|
392
|
| 11. | 450 + 270 = |
588
|
720
|
918
|
917
|
| 12. | 461 + 368 = |
567
|
829
|
743
|
855
|