Erbijsommen t/m 1.000
Optellen
| 1. | 449 + 101 = |
734
|
848
|
550
|
505
|
| 2. | 314 + 223 = |
542
|
682
|
537
|
615
|
| 3. | 405 + 286 = |
678
|
979
|
705
|
691
|
| 4. | 324 + 101 = |
425
|
494
|
499
|
281
|
| 5. | 366 + 214 = |
596
|
580
|
719
|
560
|
| 6. | 176 + 117 = |
478
|
293
|
318
|
345
|
| 7. | 262 + 160 = |
465
|
402
|
345
|
422
|
| 8. | 414 + 375 = |
789
|
724
|
877
|
748
|
| 9. | 370 + 259 = |
916
|
960
|
565
|
629
|
| 10. | 463 + 357 = |
820
|
745
|
854
|
816
|
| 11. | 499 + 133 = |
871
|
873
|
632
|
949
|
| 12. | 415 + 226 = |
994
|
713
|
641
|
924
|