Erbijsommen t/m 1.000
Optellen
| 1. | 492 + 187 = |
679
|
814
|
619
|
853
|
| 2. | 461 + 102 = |
644
|
563
|
695
|
977
|
| 3. | 377 + 268 = |
715
|
646
|
770
|
645
|
| 4. | 343 + 286 = |
848
|
898
|
627
|
629
|
| 5. | 261 + 103 = |
364
|
456
|
237
|
211
|
| 6. | 375 + 282 = |
657
|
829
|
777
|
741
|
| 7. | 429 + 232 = |
517
|
744
|
639
|
661
|
| 8. | 498 + 168 = |
800
|
624
|
599
|
666
|
| 9. | 222 + 161 = |
210
|
204
|
383
|
348
|
| 10. | 412 + 201 = |
970
|
983
|
613
|
984
|
| 11. | 466 + 262 = |
908
|
667
|
517
|
728
|
| 12. | 228 + 217 = |
445
|
269
|
340
|
342
|