Erbijsommen t/m 1.000
Optellen
| 1. | 495 + 391 = |
756
|
886
|
510
|
971
|
| 2. | 304 + 152 = |
238
|
237
|
286
|
456
|
| 3. | 431 + 410 = |
574
|
972
|
913
|
841
|
| 4. | 332 + 144 = |
332
|
353
|
476
|
290
|
| 5. | 460 + 245 = |
676
|
705
|
503
|
990
|
| 6. | 188 + 176 = |
364
|
455
|
388
|
358
|
| 7. | 379 + 179 = |
961
|
800
|
558
|
863
|
| 8. | 422 + 210 = |
555
|
659
|
632
|
813
|
| 9. | 471 + 252 = |
586
|
936
|
723
|
998
|
| 10. | 482 + 290 = |
593
|
616
|
772
|
671
|
| 11. | 482 + 252 = |
734
|
627
|
898
|
700
|
| 12. | 346 + 330 = |
676
|
703
|
608
|
524
|