Erbijsommen t/m 1.000
Optellen
| 1. | 312 + 261 = |
721
|
556
|
546
|
573
|
| 2. | 468 + 314 = |
725
|
989
|
949
|
782
|
| 3. | 361 + 116 = |
310
|
279
|
477
|
201
|
| 4. | 283 + 272 = |
776
|
555
|
874
|
650
|
| 5. | 284 + 183 = |
467
|
277
|
433
|
239
|
| 6. | 383 + 138 = |
521
|
500
|
668
|
722
|
| 7. | 405 + 400 = |
805
|
828
|
548
|
860
|
| 8. | 471 + 290 = |
892
|
761
|
617
|
837
|
| 9. | 296 + 277 = |
569
|
642
|
573
|
705
|
| 10. | 332 + 205 = |
553
|
724
|
537
|
911
|
| 11. | 334 + 296 = |
795
|
633
|
630
|
739
|
| 12. | 345 + 300 = |
821
|
645
|
986
|
560
|