Erbijsommen t/m 1.000
Optellen
| 1. | 428 + 272 = |
700
|
728
|
882
|
726
|
| 2. | 342 + 130 = |
493
|
381
|
472
|
376
|
| 3. | 256 + 256 = |
602
|
924
|
978
|
512
|
| 4. | 305 + 204 = |
881
|
509
|
642
|
764
|
| 5. | 159 + 131 = |
422
|
290
|
370
|
417
|
| 6. | 373 + 207 = |
989
|
927
|
580
|
583
|
| 7. | 430 + 327 = |
883
|
757
|
535
|
931
|
| 8. | 381 + 332 = |
990
|
713
|
795
|
749
|
| 9. | 363 + 182 = |
545
|
797
|
889
|
921
|
| 10. | 472 + 179 = |
803
|
672
|
651
|
880
|
| 11. | 373 + 340 = |
716
|
788
|
766
|
713
|
| 12. | 480 + 479 = |
927
|
794
|
899
|
959
|