Erbijsommen t/m 1.000
Optellen
| 1. | 460 + 457 = |
917
|
685
|
761
|
703
|
| 2. | 285 + 257 = |
550
|
522
|
818
|
542
|
| 3. | 401 + 163 = |
564
|
969
|
557
|
736
|
| 4. | 245 + 166 = |
466
|
411
|
226
|
430
|
| 5. | 445 + 410 = |
894
|
704
|
855
|
812
|
| 6. | 481 + 350 = |
831
|
649
|
706
|
848
|
| 7. | 313 + 220 = |
533
|
550
|
579
|
951
|
| 8. | 367 + 328 = |
979
|
693
|
851
|
695
|
| 9. | 497 + 414 = |
696
|
911
|
545
|
820
|
| 10. | 262 + 131 = |
393
|
308
|
276
|
242
|
| 11. | 452 + 257 = |
743
|
641
|
577
|
709
|
| 12. | 462 + 149 = |
611
|
978
|
995
|
825
|