Erbijsommen t/m 1.000
Optellen
| 1. | 389 + 350 = |
645
|
755
|
845
|
739
|
| 2. | 461 + 369 = |
889
|
943
|
830
|
618
|
| 3. | 426 + 289 = |
715
|
958
|
950
|
617
|
| 4. | 492 + 485 = |
753
|
566
|
977
|
688
|
| 5. | 476 + 143 = |
546
|
571
|
786
|
619
|
| 6. | 237 + 205 = |
442
|
350
|
379
|
487
|
| 7. | 330 + 120 = |
244
|
355
|
450
|
368
|
| 8. | 315 + 187 = |
651
|
659
|
534
|
502
|
| 9. | 248 + 110 = |
434
|
358
|
264
|
396
|
| 10. | 419 + 245 = |
535
|
523
|
664
|
859
|
| 11. | 286 + 106 = |
206
|
432
|
392
|
409
|
| 12. | 241 + 180 = |
363
|
328
|
258
|
421
|