Erbijsommen t/m 1.000
Optellen
| 1. | 327 + 231 = |
558
|
618
|
755
|
739
|
| 2. | 346 + 318 = |
716
|
809
|
808
|
664
|
| 3. | 460 + 345 = |
795
|
723
|
805
|
718
|
| 4. | 355 + 191 = |
546
|
553
|
826
|
509
|
| 5. | 123 + 110 = |
233
|
283
|
456
|
406
|
| 6. | 364 + 304 = |
668
|
750
|
596
|
842
|
| 7. | 413 + 192 = |
500
|
653
|
741
|
605
|
| 8. | 460 + 280 = |
530
|
791
|
740
|
863
|
| 9. | 281 + 240 = |
511
|
521
|
768
|
916
|
| 10. | 257 + 216 = |
456
|
218
|
474
|
473
|
| 11. | 386 + 330 = |
716
|
798
|
941
|
938
|
| 12. | 497 + 195 = |
806
|
692
|
761
|
768
|