Erbijsommen t/m 1.000
Optellen
| 1. | 282 + 107 = |
334
|
395
|
389
|
287
|
| 2. | 151 + 138 = |
324
|
388
|
367
|
289
|
| 3. | 424 + 383 = |
694
|
807
|
803
|
661
|
| 4. | 488 + 233 = |
551
|
770
|
670
|
721
|
| 5. | 375 + 187 = |
771
|
952
|
562
|
769
|
| 6. | 495 + 262 = |
945
|
757
|
777
|
628
|
| 7. | 330 + 237 = |
567
|
568
|
856
|
795
|
| 8. | 435 + 242 = |
931
|
746
|
677
|
559
|
| 9. | 243 + 177 = |
304
|
252
|
470
|
420
|
| 10. | 415 + 238 = |
929
|
521
|
653
|
532
|
| 11. | 340 + 234 = |
846
|
574
|
644
|
866
|
| 12. | 281 + 276 = |
557
|
881
|
525
|
768
|