Erbijsommen t/m 1.000
Optellen
| 1. | 433 + 230 = |
605
|
663
|
835
|
780
|
| 2. | 184 + 134 = |
447
|
444
|
472
|
318
|
| 3. | 384 + 278 = |
769
|
536
|
662
|
563
|
| 4. | 367 + 210 = |
729
|
590
|
577
|
824
|
| 5. | 122 + 120 = |
497
|
498
|
331
|
242
|
| 6. | 479 + 401 = |
671
|
880
|
863
|
725
|
| 7. | 332 + 145 = |
299
|
477
|
306
|
242
|
| 8. | 410 + 388 = |
606
|
962
|
936
|
798
|
| 9. | 208 + 208 = |
202
|
492
|
396
|
416
|
| 10. | 145 + 144 = |
279
|
242
|
289
|
469
|
| 11. | 435 + 289 = |
588
|
724
|
882
|
641
|
| 12. | 410 + 131 = |
657
|
541
|
590
|
911
|