Erbijsommen t/m 1.000
Optellen
| 1. | 192 + 143 = |
341
|
335
|
393
|
399
|
| 2. | 462 + 221 = |
715
|
683
|
801
|
742
|
| 3. | 411 + 192 = |
883
|
603
|
642
|
616
|
| 4. | 423 + 189 = |
612
|
931
|
929
|
848
|
| 5. | 484 + 232 = |
653
|
742
|
716
|
604
|
| 6. | 469 + 194 = |
749
|
581
|
663
|
926
|
| 7. | 435 + 181 = |
641
|
518
|
620
|
616
|
| 8. | 497 + 292 = |
512
|
789
|
910
|
708
|
| 9. | 411 + 252 = |
663
|
877
|
864
|
601
|
| 10. | 448 + 235 = |
681
|
583
|
995
|
683
|
| 11. | 442 + 401 = |
712
|
960
|
843
|
511
|
| 12. | 246 + 156 = |
483
|
342
|
341
|
402
|