Erbijsommen t/m 1.000
Optellen
| 1. | 484 + 449 = |
895
|
742
|
933
|
836
|
| 2. | 350 + 277 = |
627
|
533
|
991
|
972
|
| 3. | 441 + 375 = |
806
|
770
|
816
|
955
|
| 4. | 441 + 181 = |
750
|
676
|
962
|
622
|
| 5. | 342 + 248 = |
807
|
590
|
998
|
855
|
| 6. | 494 + 247 = |
557
|
714
|
741
|
738
|
| 7. | 315 + 124 = |
384
|
282
|
343
|
439
|
| 8. | 275 + 194 = |
393
|
335
|
500
|
469
|
| 9. | 160 + 146 = |
201
|
346
|
306
|
335
|
| 10. | 420 + 208 = |
764
|
896
|
628
|
727
|
| 11. | 394 + 204 = |
613
|
981
|
598
|
929
|
| 12. | 405 + 105 = |
946
|
523
|
510
|
877
|