Erbijsommen t/m 1.000
Optellen
| 1. | 461 + 256 = |
927
|
717
|
606
|
596
|
| 2. | 465 + 239 = |
826
|
744
|
704
|
553
|
| 3. | 431 + 117 = |
548
|
914
|
927
|
511
|
| 4. | 406 + 163 = |
695
|
896
|
569
|
522
|
| 5. | 394 + 105 = |
499
|
450
|
399
|
285
|
| 6. | 453 + 417 = |
787
|
980
|
870
|
724
|
| 7. | 428 + 206 = |
634
|
744
|
952
|
672
|
| 8. | 163 + 136 = |
232
|
218
|
357
|
299
|
| 9. | 264 + 257 = |
643
|
521
|
856
|
978
|
| 10. | 142 + 120 = |
250
|
417
|
262
|
314
|
| 11. | 496 + 420 = |
994
|
916
|
912
|
654
|
| 12. | 326 + 157 = |
483
|
265
|
472
|
259
|