Erbijsommen t/m 1.000
Optellen
| 1. | 299 + 202 = |
595
|
501
|
940
|
726
|
| 2. | 493 + 327 = |
837
|
820
|
970
|
919
|
| 3. | 282 + 255 = |
514
|
903
|
537
|
719
|
| 4. | 245 + 124 = |
356
|
217
|
369
|
400
|
| 5. | 272 + 121 = |
393
|
412
|
276
|
447
|
| 6. | 339 + 221 = |
560
|
875
|
948
|
814
|
| 7. | 276 + 176 = |
497
|
376
|
228
|
452
|
| 8. | 382 + 106 = |
417
|
309
|
488
|
272
|
| 9. | 149 + 112 = |
268
|
407
|
488
|
261
|
| 10. | 230 + 120 = |
213
|
350
|
330
|
208
|
| 11. | 431 + 286 = |
717
|
897
|
881
|
853
|
| 12. | 476 + 205 = |
659
|
576
|
681
|
820
|