Erbijsommen t/m 1.000
Optellen
| 1. | 286 + 223 = |
509
|
845
|
664
|
829
|
| 2. | 189 + 149 = |
288
|
428
|
319
|
338
|
| 3. | 293 + 124 = |
400
|
305
|
417
|
426
|
| 4. | 376 + 349 = |
664
|
725
|
696
|
641
|
| 5. | 458 + 154 = |
612
|
940
|
572
|
675
|
| 6. | 459 + 457 = |
879
|
916
|
791
|
780
|
| 7. | 371 + 338 = |
754
|
709
|
985
|
737
|
| 8. | 295 + 243 = |
913
|
954
|
538
|
649
|
| 9. | 376 + 203 = |
953
|
508
|
579
|
956
|
| 10. | 274 + 127 = |
269
|
437
|
401
|
368
|
| 11. | 187 + 134 = |
321
|
379
|
302
|
261
|
| 12. | 269 + 139 = |
408
|
220
|
362
|
320
|