Erbijsommen t/m 1.000
Optellen
| 1. | 393 + 303 = |
696
|
627
|
913
|
507
|
| 2. | 446 + 336 = |
782
|
932
|
730
|
991
|
| 3. | 239 + 132 = |
335
|
499
|
413
|
371
|
| 4. | 304 + 271 = |
775
|
994
|
575
|
617
|
| 5. | 271 + 103 = |
321
|
303
|
290
|
374
|
| 6. | 422 + 419 = |
669
|
841
|
641
|
707
|
| 7. | 442 + 251 = |
868
|
693
|
670
|
880
|
| 8. | 339 + 298 = |
637
|
555
|
827
|
873
|
| 9. | 443 + 390 = |
665
|
700
|
833
|
848
|
| 10. | 320 + 230 = |
890
|
550
|
640
|
650
|
| 11. | 270 + 137 = |
407
|
209
|
260
|
493
|
| 12. | 498 + 183 = |
890
|
788
|
940
|
681
|