Erbijsommen t/m 1.000
Optellen
| 1. | 322 + 170 = |
475
|
374
|
482
|
492
|
| 2. | 459 + 229 = |
925
|
615
|
720
|
688
|
| 3. | 345 + 228 = |
573
|
559
|
961
|
528
|
| 4. | 423 + 219 = |
642
|
690
|
536
|
735
|
| 5. | 430 + 377 = |
918
|
563
|
534
|
807
|
| 6. | 404 + 399 = |
803
|
941
|
865
|
680
|
| 7. | 303 + 235 = |
538
|
939
|
506
|
633
|
| 8. | 459 + 291 = |
750
|
625
|
811
|
917
|
| 9. | 421 + 102 = |
994
|
712
|
523
|
707
|
| 10. | 359 + 275 = |
634
|
659
|
731
|
746
|
| 11. | 379 + 172 = |
970
|
551
|
796
|
555
|
| 12. | 377 + 361 = |
738
|
679
|
760
|
644
|