Erbijsommen t/m 1.000
Optellen
| 1. | 295 + 275 = |
800
|
570
|
983
|
820
|
| 2. | 474 + 335 = |
809
|
799
|
525
|
569
|
| 3. | 371 + 245 = |
553
|
767
|
616
|
536
|
| 4. | 377 + 281 = |
658
|
797
|
716
|
610
|
| 5. | 465 + 399 = |
864
|
690
|
739
|
771
|
| 6. | 435 + 313 = |
731
|
944
|
993
|
748
|
| 7. | 240 + 124 = |
438
|
457
|
371
|
364
|
| 8. | 497 + 112 = |
901
|
609
|
571
|
955
|
| 9. | 468 + 370 = |
838
|
514
|
672
|
681
|
| 10. | 259 + 100 = |
359
|
346
|
475
|
264
|
| 11. | 340 + 144 = |
286
|
484
|
468
|
378
|
| 12. | 458 + 440 = |
580
|
981
|
898
|
607
|