Erbijsommen t/m 1.000
Optellen
| 1. | 463 + 257 = |
858
|
720
|
936
|
699
|
| 2. | 396 + 253 = |
831
|
649
|
837
|
990
|
| 3. | 267 + 181 = |
318
|
443
|
260
|
448
|
| 4. | 316 + 183 = |
251
|
499
|
213
|
401
|
| 5. | 262 + 259 = |
680
|
972
|
765
|
521
|
| 6. | 378 + 251 = |
889
|
866
|
879
|
629
|
| 7. | 477 + 140 = |
878
|
985
|
914
|
617
|
| 8. | 325 + 311 = |
711
|
636
|
746
|
740
|
| 9. | 325 + 315 = |
921
|
917
|
802
|
640
|
| 10. | 330 + 250 = |
670
|
802
|
739
|
580
|
| 11. | 334 + 109 = |
443
|
292
|
220
|
499
|
| 12. | 233 + 188 = |
447
|
369
|
284
|
421
|