Erbijsommen t/m 1.000
Optellen
| 1. | 384 + 175 = |
605
|
883
|
559
|
572
|
| 2. | 172 + 134 = |
419
|
454
|
306
|
431
|
| 3. | 346 + 199 = |
545
|
680
|
592
|
635
|
| 4. | 364 + 330 = |
766
|
694
|
618
|
577
|
| 5. | 393 + 375 = |
768
|
846
|
977
|
966
|
| 6. | 262 + 182 = |
251
|
488
|
222
|
444
|
| 7. | 258 + 163 = |
213
|
381
|
344
|
421
|
| 8. | 440 + 236 = |
981
|
505
|
676
|
952
|
| 9. | 473 + 165 = |
903
|
721
|
638
|
583
|
| 10. | 421 + 390 = |
864
|
991
|
533
|
811
|
| 11. | 351 + 286 = |
521
|
615
|
539
|
637
|
| 12. | 349 + 191 = |
540
|
779
|
532
|
912
|