Erbijsommen t/m 1.000
Optellen
| 1. | 205 + 194 = |
383
|
399
|
273
|
233
|
| 2. | 265 + 106 = |
276
|
371
|
445
|
209
|
| 3. | 357 + 333 = |
690
|
516
|
590
|
933
|
| 4. | 341 + 118 = |
276
|
459
|
359
|
415
|
| 5. | 305 + 171 = |
491
|
395
|
418
|
476
|
| 6. | 362 + 181 = |
796
|
503
|
813
|
543
|
| 7. | 500 + 464 = |
556
|
964
|
723
|
629
|
| 8. | 279 + 123 = |
257
|
210
|
402
|
498
|
| 9. | 419 + 319 = |
776
|
665
|
738
|
897
|
| 10. | 409 + 360 = |
769
|
690
|
759
|
833
|
| 11. | 473 + 439 = |
860
|
912
|
650
|
725
|
| 12. | 398 + 119 = |
517
|
520
|
763
|
996
|