Erbijsommen t/m 1.000
Optellen
| 1. | 457 + 168 = |
870
|
802
|
607
|
625
|
| 2. | 416 + 257 = |
704
|
716
|
673
|
976
|
| 3. | 436 + 314 = |
929
|
516
|
858
|
750
|
| 4. | 346 + 339 = |
524
|
685
|
675
|
704
|
| 5. | 435 + 329 = |
524
|
873
|
774
|
764
|
| 6. | 150 + 138 = |
260
|
288
|
322
|
485
|
| 7. | 433 + 225 = |
569
|
658
|
792
|
793
|
| 8. | 387 + 366 = |
553
|
753
|
550
|
669
|
| 9. | 244 + 182 = |
352
|
437
|
219
|
426
|
| 10. | 307 + 231 = |
803
|
733
|
564
|
538
|
| 11. | 379 + 236 = |
707
|
705
|
665
|
615
|
| 12. | 380 + 115 = |
448
|
493
|
495
|
364
|