Erbijsommen t/m 1.000
Optellen
| 1. | 191 + 126 = |
425
|
317
|
257
|
275
|
| 2. | 382 + 201 = |
711
|
804
|
583
|
502
|
| 3. | 438 + 292 = |
730
|
782
|
869
|
796
|
| 4. | 417 + 165 = |
698
|
916
|
761
|
582
|
| 5. | 467 + 445 = |
912
|
894
|
641
|
823
|
| 6. | 282 + 253 = |
927
|
961
|
607
|
535
|
| 7. | 286 + 167 = |
421
|
443
|
255
|
453
|
| 8. | 446 + 262 = |
780
|
708
|
569
|
767
|
| 9. | 278 + 226 = |
790
|
874
|
504
|
927
|
| 10. | 347 + 301 = |
648
|
959
|
602
|
898
|
| 11. | 194 + 112 = |
306
|
297
|
460
|
305
|
| 12. | 261 + 228 = |
489
|
322
|
477
|
272
|