Erbijsommen t/m 1.000
Optellen
| 1. | 494 + 309 = |
933
|
803
|
930
|
948
|
| 2. | 357 + 264 = |
773
|
886
|
661
|
621
|
| 3. | 494 + 405 = |
899
|
908
|
999
|
791
|
| 4. | 359 + 192 = |
686
|
738
|
838
|
551
|
| 5. | 262 + 255 = |
763
|
517
|
742
|
797
|
| 6. | 260 + 231 = |
486
|
410
|
490
|
491
|
| 7. | 365 + 361 = |
726
|
996
|
591
|
810
|
| 8. | 345 + 156 = |
762
|
808
|
501
|
667
|
| 9. | 412 + 378 = |
540
|
790
|
760
|
987
|
| 10. | 252 + 203 = |
455
|
296
|
275
|
321
|
| 11. | 392 + 126 = |
597
|
693
|
577
|
518
|
| 12. | 433 + 244 = |
823
|
766
|
966
|
677
|