Erbijsommen t/m 1.000
Optellen
| 1. | 484 + 473 = |
957
|
626
|
621
|
614
|
| 2. | 434 + 369 = |
857
|
773
|
803
|
882
|
| 3. | 440 + 101 = |
575
|
541
|
515
|
705
|
| 4. | 439 + 172 = |
969
|
611
|
884
|
855
|
| 5. | 306 + 137 = |
267
|
443
|
499
|
202
|
| 6. | 279 + 210 = |
385
|
224
|
489
|
295
|
| 7. | 446 + 272 = |
718
|
746
|
965
|
994
|
| 8. | 492 + 141 = |
633
|
680
|
601
|
828
|
| 9. | 124 + 106 = |
399
|
476
|
230
|
248
|
| 10. | 318 + 279 = |
597
|
781
|
717
|
653
|
| 11. | 460 + 292 = |
752
|
502
|
557
|
917
|
| 12. | 408 + 187 = |
714
|
595
|
804
|
819
|