Erbijsommen t/m 1.000
Optellen
| 1. | 313 + 176 = |
351
|
489
|
485
|
424
|
| 2. | 286 + 270 = |
556
|
984
|
514
|
647
|
| 3. | 393 + 116 = |
509
|
539
|
699
|
574
|
| 4. | 449 + 184 = |
786
|
633
|
513
|
994
|
| 5. | 222 + 112 = |
363
|
335
|
217
|
334
|
| 6. | 278 + 120 = |
335
|
406
|
398
|
313
|
| 7. | 269 + 112 = |
381
|
233
|
298
|
492
|
| 8. | 454 + 311 = |
781
|
750
|
780
|
765
|
| 9. | 324 + 268 = |
822
|
592
|
697
|
796
|
| 10. | 423 + 291 = |
759
|
518
|
942
|
714
|
| 11. | 208 + 162 = |
471
|
370
|
453
|
472
|
| 12. | 447 + 375 = |
958
|
822
|
738
|
661
|