Erbijsommen t/m 1.000
Optellen
| 1. | 464 + 182 = |
572
|
582
|
646
|
707
|
| 2. | 267 + 240 = |
688
|
507
|
587
|
799
|
| 3. | 427 + 145 = |
900
|
572
|
673
|
820
|
| 4. | 470 + 377 = |
629
|
739
|
913
|
847
|
| 5. | 374 + 326 = |
758
|
920
|
991
|
700
|
| 6. | 240 + 202 = |
442
|
451
|
207
|
423
|
| 7. | 248 + 188 = |
472
|
436
|
331
|
249
|
| 8. | 274 + 212 = |
381
|
302
|
486
|
474
|
| 9. | 261 + 222 = |
483
|
200
|
444
|
331
|
| 10. | 404 + 300 = |
744
|
560
|
626
|
704
|
| 11. | 488 + 307 = |
967
|
871
|
815
|
795
|
| 12. | 150 + 113 = |
463
|
406
|
263
|
278
|