Erbijsommen t/m 1.000
Optellen
| 1. | 299 + 223 = |
993
|
962
|
772
|
522
|
| 2. | 267 + 170 = |
437
|
348
|
237
|
500
|
| 3. | 276 + 167 = |
443
|
329
|
252
|
287
|
| 4. | 288 + 252 = |
540
|
926
|
631
|
899
|
| 5. | 381 + 224 = |
725
|
892
|
605
|
706
|
| 6. | 465 + 380 = |
845
|
574
|
541
|
564
|
| 7. | 396 + 185 = |
614
|
705
|
959
|
581
|
| 8. | 392 + 363 = |
755
|
731
|
804
|
658
|
| 9. | 230 + 129 = |
447
|
367
|
359
|
358
|
| 10. | 455 + 265 = |
809
|
720
|
791
|
826
|
| 11. | 287 + 107 = |
280
|
283
|
394
|
319
|
| 12. | 452 + 343 = |
538
|
795
|
954
|
593
|