Erbijsommen t/m 1.000
Optellen
| 1. | 350 + 258 = |
893
|
684
|
693
|
608
|
| 2. | 448 + 287 = |
733
|
574
|
943
|
735
|
| 3. | 305 + 183 = |
381
|
488
|
494
|
291
|
| 4. | 285 + 249 = |
635
|
914
|
534
|
900
|
| 5. | 489 + 188 = |
889
|
513
|
677
|
703
|
| 6. | 354 + 259 = |
749
|
613
|
981
|
645
|
| 7. | 488 + 191 = |
834
|
966
|
679
|
560
|
| 8. | 407 + 318 = |
912
|
944
|
725
|
999
|
| 9. | 459 + 351 = |
809
|
653
|
810
|
747
|
| 10. | 267 + 201 = |
474
|
450
|
241
|
468
|
| 11. | 208 + 123 = |
249
|
306
|
412
|
331
|
| 12. | 452 + 103 = |
971
|
555
|
810
|
908
|