Erbijsommen t/m 1.000
Optellen
| 1. | 499 + 143 = |
642
|
773
|
551
|
799
|
| 2. | 451 + 400 = |
851
|
833
|
605
|
714
|
| 3. | 244 + 158 = |
316
|
350
|
402
|
303
|
| 4. | 277 + 256 = |
582
|
758
|
533
|
743
|
| 5. | 191 + 190 = |
381
|
321
|
391
|
315
|
| 6. | 348 + 311 = |
663
|
659
|
959
|
857
|
| 7. | 344 + 331 = |
675
|
876
|
987
|
578
|
| 8. | 371 + 243 = |
694
|
733
|
614
|
786
|
| 9. | 292 + 235 = |
527
|
834
|
952
|
813
|
| 10. | 473 + 424 = |
709
|
897
|
943
|
727
|
| 11. | 293 + 195 = |
205
|
488
|
231
|
350
|
| 12. | 405 + 232 = |
550
|
726
|
637
|
595
|