Erbijsommen t/m 1.000
Optellen
| 1. | 359 + 193 = |
776
|
928
|
552
|
512
|
| 2. | 402 + 331 = |
827
|
748
|
832
|
733
|
| 3. | 445 + 414 = |
667
|
859
|
966
|
856
|
| 4. | 326 + 136 = |
462
|
310
|
278
|
468
|
| 5. | 418 + 246 = |
865
|
664
|
754
|
594
|
| 6. | 441 + 403 = |
932
|
844
|
922
|
790
|
| 7. | 327 + 198 = |
926
|
969
|
865
|
525
|
| 8. | 345 + 320 = |
642
|
812
|
928
|
665
|
| 9. | 392 + 183 = |
775
|
563
|
575
|
581
|
| 10. | 400 + 268 = |
695
|
569
|
668
|
910
|
| 11. | 238 + 115 = |
385
|
319
|
340
|
353
|
| 12. | 410 + 367 = |
777
|
802
|
514
|
537
|