Erbijsommen t/m 1.000
Optellen
| 1. | 220 + 157 = |
452
|
350
|
377
|
499
|
| 2. | 349 + 297 = |
714
|
646
|
803
|
919
|
| 3. | 222 + 184 = |
406
|
252
|
444
|
245
|
| 4. | 269 + 210 = |
468
|
400
|
479
|
476
|
| 5. | 357 + 345 = |
682
|
702
|
646
|
864
|
| 6. | 359 + 203 = |
724
|
990
|
969
|
562
|
| 7. | 418 + 181 = |
907
|
728
|
777
|
599
|
| 8. | 230 + 115 = |
346
|
321
|
345
|
379
|
| 9. | 364 + 153 = |
761
|
517
|
802
|
590
|
| 10. | 457 + 104 = |
793
|
644
|
538
|
561
|
| 11. | 323 + 134 = |
300
|
363
|
457
|
419
|
| 12. | 411 + 122 = |
878
|
710
|
533
|
717
|