Erbijsommen t/m 1.000
Optellen
| 1. | 479 + 275 = |
810
|
729
|
754
|
672
|
| 2. | 265 + 185 = |
485
|
232
|
450
|
483
|
| 3. | 409 + 389 = |
981
|
786
|
769
|
798
|
| 4. | 361 + 112 = |
485
|
255
|
436
|
473
|
| 5. | 458 + 158 = |
690
|
717
|
685
|
616
|
| 6. | 482 + 392 = |
765
|
589
|
857
|
874
|
| 7. | 218 + 127 = |
345
|
448
|
475
|
389
|
| 8. | 369 + 246 = |
649
|
979
|
615
|
665
|
| 9. | 185 + 152 = |
469
|
482
|
232
|
337
|
| 10. | 420 + 393 = |
786
|
526
|
715
|
813
|
| 11. | 488 + 350 = |
999
|
720
|
603
|
838
|
| 12. | 467 + 333 = |
832
|
622
|
886
|
800
|