Erbijsommen t/m 1.000
Optellen
| 1. | 300 + 286 = |
771
|
770
|
586
|
868
|
| 2. | 312 + 104 = |
429
|
413
|
247
|
416
|
| 3. | 463 + 297 = |
870
|
787
|
682
|
760
|
| 4. | 322 + 178 = |
457
|
500
|
350
|
469
|
| 5. | 404 + 214 = |
768
|
694
|
618
|
959
|
| 6. | 420 + 275 = |
658
|
695
|
691
|
562
|
| 7. | 437 + 396 = |
688
|
577
|
833
|
837
|
| 8. | 341 + 162 = |
1.000
|
865
|
583
|
503
|
| 9. | 487 + 312 = |
739
|
799
|
616
|
915
|
| 10. | 316 + 266 = |
782
|
582
|
785
|
969
|
| 11. | 298 + 120 = |
498
|
449
|
418
|
253
|
| 12. | 499 + 355 = |
881
|
854
|
722
|
611
|