Erbijsommen t/m 1.000
Optellen
| 1. | 496 + 488 = |
756
|
984
|
642
|
932
|
| 2. | 236 + 200 = |
262
|
298
|
362
|
436
|
| 3. | 396 + 302 = |
868
|
698
|
659
|
767
|
| 4. | 472 + 339 = |
552
|
827
|
741
|
811
|
| 5. | 421 + 143 = |
668
|
974
|
957
|
564
|
| 6. | 370 + 345 = |
922
|
607
|
522
|
715
|
| 7. | 391 + 339 = |
578
|
552
|
785
|
730
|
| 8. | 204 + 164 = |
264
|
377
|
368
|
354
|
| 9. | 476 + 298 = |
774
|
531
|
879
|
572
|
| 10. | 498 + 291 = |
935
|
789
|
607
|
793
|
| 11. | 438 + 151 = |
790
|
953
|
589
|
933
|
| 12. | 274 + 205 = |
323
|
479
|
244
|
326
|