Erbijsommen t/m 1.000
Optellen
| 1. | 479 + 461 = |
940
|
931
|
687
|
826
|
| 2. | 259 + 116 = |
215
|
365
|
396
|
375
|
| 3. | 397 + 125 = |
522
|
676
|
954
|
680
|
| 4. | 413 + 342 = |
987
|
746
|
907
|
755
|
| 5. | 362 + 340 = |
702
|
543
|
941
|
881
|
| 6. | 382 + 147 = |
782
|
762
|
529
|
974
|
| 7. | 223 + 190 = |
404
|
309
|
441
|
413
|
| 8. | 247 + 157 = |
202
|
237
|
370
|
404
|
| 9. | 500 + 211 = |
711
|
639
|
571
|
982
|
| 10. | 486 + 204 = |
820
|
597
|
690
|
931
|
| 11. | 400 + 199 = |
705
|
808
|
599
|
911
|
| 12. | 205 + 111 = |
216
|
374
|
371
|
316
|