Erbijsommen t/m 1.000
Optellen
| 1. | 255 + 153 = |
408
|
389
|
252
|
362
|
| 2. | 316 + 106 = |
323
|
422
|
292
|
476
|
| 3. | 226 + 175 = |
400
|
302
|
401
|
207
|
| 4. | 466 + 387 = |
771
|
853
|
557
|
602
|
| 5. | 471 + 432 = |
969
|
903
|
728
|
720
|
| 6. | 319 + 128 = |
447
|
484
|
293
|
322
|
| 7. | 237 + 118 = |
409
|
449
|
355
|
267
|
| 8. | 372 + 192 = |
873
|
581
|
564
|
790
|
| 9. | 277 + 240 = |
675
|
968
|
679
|
517
|
| 10. | 386 + 361 = |
554
|
870
|
747
|
764
|
| 11. | 473 + 426 = |
675
|
572
|
750
|
899
|
| 12. | 480 + 222 = |
617
|
769
|
702
|
887
|