Erbijsommen t/m 1.000
Optellen
| 1. | 330 + 273 = |
603
|
524
|
541
|
612
|
| 2. | 288 + 212 = |
206
|
500
|
470
|
345
|
| 3. | 426 + 129 = |
582
|
555
|
735
|
541
|
| 4. | 446 + 145 = |
633
|
602
|
779
|
591
|
| 5. | 379 + 315 = |
591
|
581
|
694
|
979
|
| 6. | 216 + 104 = |
203
|
499
|
320
|
395
|
| 7. | 330 + 126 = |
282
|
456
|
258
|
233
|
| 8. | 180 + 121 = |
214
|
301
|
225
|
251
|
| 9. | 440 + 361 = |
844
|
801
|
676
|
505
|
| 10. | 431 + 401 = |
665
|
784
|
832
|
592
|
| 11. | 343 + 318 = |
661
|
749
|
955
|
930
|
| 12. | 460 + 114 = |
902
|
574
|
757
|
761
|