Erbijsommen t/m 1.000
Optellen
| 1. | 174 + 115 = |
292
|
212
|
357
|
289
|
| 2. | 309 + 250 = |
772
|
539
|
559
|
505
|
| 3. | 432 + 283 = |
715
|
981
|
530
|
689
|
| 4. | 462 + 274 = |
879
|
746
|
574
|
736
|
| 5. | 261 + 178 = |
439
|
288
|
468
|
482
|
| 6. | 339 + 316 = |
960
|
809
|
655
|
699
|
| 7. | 492 + 325 = |
896
|
673
|
654
|
817
|
| 8. | 491 + 251 = |
764
|
742
|
810
|
708
|
| 9. | 446 + 389 = |
614
|
526
|
521
|
835
|
| 10. | 332 + 164 = |
285
|
496
|
446
|
422
|
| 11. | 319 + 266 = |
585
|
731
|
891
|
855
|
| 12. | 211 + 165 = |
324
|
376
|
215
|
244
|