Erbijsommen t/m 1.000
Optellen
| 1. | 351 + 234 = |
585
|
911
|
695
|
805
|
| 2. | 401 + 234 = |
635
|
811
|
627
|
855
|
| 3. | 487 + 182 = |
754
|
608
|
669
|
753
|
| 4. | 177 + 118 = |
279
|
278
|
295
|
449
|
| 5. | 419 + 134 = |
553
|
653
|
637
|
657
|
| 6. | 230 + 165 = |
395
|
383
|
485
|
230
|
| 7. | 393 + 378 = |
771
|
602
|
778
|
892
|
| 8. | 362 + 147 = |
525
|
965
|
509
|
651
|
| 9. | 369 + 254 = |
981
|
623
|
720
|
654
|
| 10. | 464 + 140 = |
604
|
765
|
655
|
759
|
| 11. | 494 + 463 = |
673
|
861
|
845
|
957
|
| 12. | 286 + 149 = |
350
|
432
|
435
|
229
|