Erbijsommen t/m 1.000
Optellen
| 1. | 271 + 210 = |
249
|
481
|
339
|
471
|
| 2. | 333 + 153 = |
403
|
289
|
486
|
435
|
| 3. | 500 + 253 = |
865
|
541
|
748
|
753
|
| 4. | 321 + 238 = |
609
|
846
|
635
|
559
|
| 5. | 327 + 223 = |
987
|
740
|
550
|
520
|
| 6. | 444 + 107 = |
562
|
551
|
761
|
602
|
| 7. | 353 + 309 = |
956
|
588
|
537
|
662
|
| 8. | 298 + 216 = |
874
|
731
|
514
|
851
|
| 9. | 353 + 272 = |
980
|
791
|
625
|
789
|
| 10. | 402 + 323 = |
725
|
785
|
807
|
809
|
| 11. | 378 + 170 = |
549
|
823
|
562
|
548
|
| 12. | 329 + 151 = |
315
|
226
|
443
|
480
|