Erbijsommen t/m 1.000
Optellen
| 1. | 259 + 180 = |
439
|
427
|
400
|
301
|
| 2. | 449 + 416 = |
865
|
731
|
973
|
854
|
| 3. | 356 + 119 = |
410
|
475
|
338
|
327
|
| 4. | 275 + 163 = |
388
|
438
|
416
|
211
|
| 5. | 235 + 176 = |
406
|
447
|
441
|
411
|
| 6. | 492 + 339 = |
639
|
904
|
831
|
771
|
| 7. | 401 + 372 = |
773
|
882
|
533
|
631
|
| 8. | 277 + 187 = |
201
|
429
|
464
|
218
|
| 9. | 166 + 126 = |
390
|
361
|
414
|
292
|
| 10. | 482 + 447 = |
929
|
600
|
543
|
511
|
| 11. | 388 + 346 = |
642
|
734
|
979
|
805
|
| 12. | 497 + 111 = |
588
|
664
|
877
|
608
|