Erbijsommen t/m 1.000
Optellen
| 1. | 497 + 334 = |
692
|
805
|
560
|
831
|
| 2. | 474 + 227 = |
701
|
545
|
850
|
569
|
| 3. | 232 + 203 = |
435
|
306
|
324
|
358
|
| 4. | 312 + 209 = |
636
|
909
|
521
|
752
|
| 5. | 458 + 380 = |
509
|
587
|
838
|
825
|
| 6. | 399 + 135 = |
795
|
712
|
534
|
786
|
| 7. | 408 + 376 = |
784
|
834
|
546
|
891
|
| 8. | 340 + 229 = |
595
|
569
|
851
|
998
|
| 9. | 354 + 172 = |
548
|
552
|
526
|
734
|
| 10. | 387 + 328 = |
715
|
738
|
860
|
944
|
| 11. | 480 + 153 = |
691
|
633
|
752
|
587
|
| 12. | 461 + 370 = |
831
|
802
|
921
|
603
|