Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 320 + 170 = |
283
|
278
|
473
|
490
|
| 2. | 455 + 267 = |
910
|
924
|
966
|
722
|
| 3. | 376 + 283 = |
712
|
659
|
746
|
702
|
| 4. | 370 + 308 = |
678
|
795
|
819
|
584
|
| 5. | 125 + 108 = |
463
|
233
|
223
|
464
|
| 6. | 339 + 299 = |
998
|
638
|
915
|
826
|
| 7. | 206 + 201 = |
289
|
407
|
209
|
483
|
| 8. | 439 + 371 = |
580
|
914
|
518
|
810
|
| 9. | 235 + 105 = |
340
|
304
|
333
|
442
|
| 10. | 456 + 372 = |
646
|
658
|
910
|
828
|
| 11. | 370 + 158 = |
749
|
849
|
528
|
716
|
| 12. | 345 + 325 = |
670
|
751
|
980
|
716
|