Erbijsommen t/m 1.000
Optellen
| 1. | 339 + 158 = |
389
|
490
|
497
|
304
|
| 2. | 323 + 114 = |
482
|
421
|
367
|
437
|
| 3. | 211 + 121 = |
275
|
354
|
458
|
332
|
| 4. | 292 + 158 = |
384
|
450
|
280
|
444
|
| 5. | 423 + 262 = |
570
|
714
|
663
|
685
|
| 6. | 321 + 240 = |
651
|
561
|
834
|
589
|
| 7. | 340 + 213 = |
754
|
1.000
|
900
|
553
|
| 8. | 246 + 141 = |
307
|
462
|
293
|
387
|
| 9. | 184 + 145 = |
347
|
329
|
355
|
204
|
| 10. | 432 + 298 = |
730
|
749
|
895
|
705
|
| 11. | 436 + 292 = |
746
|
507
|
728
|
959
|
| 12. | 458 + 250 = |
659
|
672
|
708
|
824
|