Erbijsommen t/m 1.000
Optellen
| 1. | 365 + 212 = |
846
|
577
|
522
|
883
|
| 2. | 290 + 260 = |
681
|
753
|
859
|
550
|
| 3. | 339 + 296 = |
935
|
584
|
635
|
555
|
| 4. | 417 + 377 = |
574
|
940
|
537
|
794
|
| 5. | 418 + 167 = |
834
|
670
|
642
|
585
|
| 6. | 324 + 104 = |
438
|
358
|
296
|
428
|
| 7. | 438 + 420 = |
892
|
858
|
861
|
946
|
| 8. | 478 + 175 = |
655
|
653
|
889
|
790
|
| 9. | 315 + 267 = |
944
|
582
|
729
|
922
|
| 10. | 478 + 393 = |
573
|
817
|
667
|
871
|
| 11. | 493 + 209 = |
937
|
702
|
658
|
557
|
| 12. | 488 + 126 = |
614
|
602
|
557
|
862
|