Erbijsommen t/m 1.000
Optellen
| 1. | 393 + 358 = |
854
|
503
|
562
|
751
|
| 2. | 373 + 236 = |
906
|
609
|
569
|
596
|
| 3. | 466 + 133 = |
599
|
906
|
852
|
775
|
| 4. | 256 + 172 = |
354
|
299
|
428
|
266
|
| 5. | 252 + 126 = |
206
|
378
|
204
|
314
|
| 6. | 467 + 304 = |
623
|
662
|
771
|
548
|
| 7. | 446 + 435 = |
718
|
881
|
693
|
753
|
| 8. | 216 + 165 = |
243
|
316
|
274
|
381
|
| 9. | 321 + 265 = |
994
|
586
|
567
|
747
|
| 10. | 410 + 158 = |
984
|
907
|
623
|
568
|
| 11. | 180 + 148 = |
325
|
328
|
318
|
258
|
| 12. | 314 + 276 = |
620
|
730
|
717
|
590
|