Erbijsommen t/m 1.000
Optellen
| 1. | 389 + 146 = |
643
|
945
|
535
|
953
|
| 2. | 432 + 378 = |
972
|
703
|
733
|
810
|
| 3. | 183 + 179 = |
362
|
471
|
345
|
202
|
| 4. | 281 + 192 = |
473
|
481
|
357
|
497
|
| 5. | 317 + 122 = |
439
|
443
|
283
|
383
|
| 6. | 320 + 195 = |
797
|
872
|
515
|
911
|
| 7. | 473 + 211 = |
925
|
684
|
521
|
722
|
| 8. | 408 + 166 = |
871
|
685
|
877
|
574
|
| 9. | 363 + 221 = |
706
|
584
|
756
|
859
|
| 10. | 427 + 248 = |
727
|
970
|
675
|
648
|
| 11. | 309 + 196 = |
505
|
734
|
711
|
803
|
| 12. | 411 + 291 = |
576
|
702
|
548
|
668
|