Erbijsommen t/m 1.000
Optellen
| 1. | 329 + 251 = |
573
|
602
|
580
|
535
|
| 2. | 171 + 140 = |
365
|
311
|
403
|
239
|
| 3. | 416 + 176 = |
916
|
621
|
740
|
592
|
| 4. | 466 + 103 = |
785
|
569
|
687
|
578
|
| 5. | 319 + 299 = |
626
|
988
|
505
|
618
|
| 6. | 163 + 102 = |
461
|
392
|
403
|
265
|
| 7. | 466 + 145 = |
611
|
654
|
779
|
782
|
| 8. | 411 + 214 = |
840
|
682
|
818
|
625
|
| 9. | 272 + 200 = |
277
|
327
|
472
|
221
|
| 10. | 422 + 246 = |
701
|
624
|
918
|
668
|
| 11. | 320 + 276 = |
762
|
521
|
596
|
919
|
| 12. | 487 + 309 = |
713
|
509
|
796
|
740
|