Erbijsommen t/m 1.000
Optellen
| 1. | 423 + 390 = |
973
|
813
|
705
|
663
|
| 2. | 342 + 102 = |
342
|
444
|
283
|
323
|
| 3. | 430 + 390 = |
820
|
808
|
954
|
784
|
| 4. | 377 + 278 = |
758
|
866
|
655
|
819
|
| 5. | 235 + 197 = |
387
|
432
|
358
|
418
|
| 6. | 350 + 318 = |
668
|
865
|
638
|
758
|
| 7. | 462 + 365 = |
935
|
714
|
953
|
827
|
| 8. | 183 + 182 = |
365
|
469
|
304
|
237
|
| 9. | 414 + 240 = |
510
|
828
|
925
|
654
|
| 10. | 482 + 394 = |
563
|
774
|
876
|
532
|
| 11. | 500 + 273 = |
708
|
745
|
773
|
870
|
| 12. | 457 + 244 = |
701
|
546
|
557
|
712
|