Erbijsommen t/m 1.000
Optellen
| 1. | 451 + 305 = |
756
|
514
|
979
|
548
|
| 2. | 147 + 116 = |
263
|
473
|
445
|
496
|
| 3. | 410 + 149 = |
559
|
800
|
840
|
541
|
| 4. | 274 + 270 = |
843
|
828
|
544
|
820
|
| 5. | 370 + 134 = |
686
|
721
|
504
|
801
|
| 6. | 220 + 167 = |
422
|
387
|
415
|
327
|
| 7. | 346 + 119 = |
304
|
323
|
481
|
465
|
| 8. | 213 + 152 = |
262
|
499
|
365
|
390
|
| 9. | 328 + 139 = |
418
|
396
|
467
|
439
|
| 10. | 403 + 327 = |
833
|
965
|
728
|
730
|
| 11. | 390 + 251 = |
641
|
672
|
874
|
654
|
| 12. | 209 + 150 = |
238
|
417
|
359
|
430
|