Erbijsommen t/m 1.000
Optellen
| 1. | 493 + 438 = |
931
|
924
|
926
|
522
|
| 2. | 225 + 118 = |
298
|
293
|
343
|
468
|
| 3. | 419 + 330 = |
902
|
749
|
571
|
738
|
| 4. | 334 + 147 = |
399
|
348
|
226
|
481
|
| 5. | 461 + 384 = |
790
|
799
|
845
|
782
|
| 6. | 455 + 210 = |
999
|
665
|
541
|
565
|
| 7. | 434 + 310 = |
604
|
625
|
772
|
744
|
| 8. | 424 + 195 = |
679
|
619
|
756
|
889
|
| 9. | 466 + 212 = |
726
|
893
|
775
|
678
|
| 10. | 469 + 134 = |
559
|
989
|
603
|
552
|
| 11. | 337 + 311 = |
648
|
808
|
665
|
929
|
| 12. | 372 + 347 = |
787
|
860
|
677
|
719
|