Erbijsommen t/m 1.000
Optellen
| 1. | 416 + 323 = |
730
|
739
|
500
|
799
|
| 2. | 467 + 455 = |
922
|
668
|
953
|
867
|
| 3. | 260 + 100 = |
460
|
360
|
279
|
278
|
| 4. | 332 + 162 = |
494
|
480
|
399
|
347
|
| 5. | 383 + 221 = |
545
|
604
|
502
|
514
|
| 6. | 245 + 202 = |
359
|
266
|
458
|
447
|
| 7. | 272 + 125 = |
243
|
251
|
397
|
371
|
| 8. | 358 + 326 = |
577
|
633
|
778
|
684
|
| 9. | 337 + 102 = |
424
|
374
|
490
|
439
|
| 10. | 440 + 168 = |
811
|
514
|
608
|
637
|
| 11. | 439 + 339 = |
888
|
778
|
541
|
647
|
| 12. | 430 + 395 = |
848
|
825
|
935
|
571
|