Erbijsommen t/m 1.000
Optellen
| 1. | 414 + 120 = |
595
|
965
|
892
|
534
|
| 2. | 408 + 116 = |
524
|
901
|
843
|
913
|
| 3. | 218 + 102 = |
337
|
320
|
416
|
261
|
| 4. | 390 + 342 = |
732
|
743
|
712
|
700
|
| 5. | 348 + 189 = |
608
|
585
|
537
|
581
|
| 6. | 287 + 253 = |
668
|
540
|
578
|
618
|
| 7. | 262 + 237 = |
443
|
413
|
411
|
499
|
| 8. | 480 + 358 = |
740
|
574
|
815
|
838
|
| 9. | 484 + 473 = |
988
|
525
|
957
|
817
|
| 10. | 387 + 253 = |
708
|
640
|
654
|
835
|
| 11. | 318 + 203 = |
521
|
724
|
678
|
664
|
| 12. | 398 + 188 = |
586
|
956
|
745
|
598
|