Erbijsommen t/m 1.000
Optellen
| 1. | 409 + 197 = |
777
|
862
|
606
|
985
|
| 2. | 410 + 355 = |
731
|
765
|
541
|
924
|
| 3. | 380 + 129 = |
780
|
583
|
509
|
986
|
| 4. | 462 + 210 = |
925
|
605
|
672
|
794
|
| 5. | 419 + 146 = |
599
|
587
|
950
|
565
|
| 6. | 305 + 189 = |
373
|
355
|
494
|
330
|
| 7. | 369 + 123 = |
433
|
492
|
341
|
448
|
| 8. | 488 + 485 = |
756
|
973
|
531
|
872
|
| 9. | 469 + 345 = |
814
|
657
|
538
|
807
|
| 10. | 194 + 144 = |
278
|
338
|
253
|
440
|
| 11. | 312 + 167 = |
302
|
355
|
479
|
211
|
| 12. | 381 + 166 = |
547
|
590
|
844
|
667
|