Erbijsommen t/m 1.000
Optellen
| 1. | 156 + 109 = |
235
|
265
|
207
|
404
|
| 2. | 401 + 391 = |
724
|
924
|
792
|
651
|
| 3. | 240 + 193 = |
341
|
492
|
407
|
433
|
| 4. | 444 + 164 = |
646
|
982
|
608
|
570
|
| 5. | 299 + 120 = |
467
|
290
|
201
|
419
|
| 6. | 376 + 183 = |
829
|
599
|
559
|
865
|
| 7. | 224 + 102 = |
438
|
326
|
458
|
385
|
| 8. | 321 + 310 = |
631
|
966
|
778
|
818
|
| 9. | 300 + 252 = |
995
|
552
|
538
|
915
|
| 10. | 463 + 150 = |
995
|
613
|
570
|
898
|
| 11. | 267 + 205 = |
408
|
472
|
392
|
346
|
| 12. | 344 + 344 = |
882
|
688
|
805
|
950
|