Erbijsommen t/m 1.000
Optellen
| 1. | 320 + 207 = |
825
|
838
|
725
|
527
|
| 2. | 447 + 296 = |
743
|
775
|
570
|
874
|
| 3. | 445 + 183 = |
660
|
646
|
932
|
628
|
| 4. | 397 + 288 = |
892
|
702
|
685
|
715
|
| 5. | 192 + 164 = |
440
|
356
|
421
|
273
|
| 6. | 437 + 113 = |
550
|
873
|
816
|
579
|
| 7. | 435 + 428 = |
863
|
688
|
596
|
869
|
| 8. | 407 + 284 = |
597
|
996
|
691
|
569
|
| 9. | 273 + 223 = |
496
|
316
|
276
|
431
|
| 10. | 338 + 244 = |
582
|
729
|
998
|
765
|
| 11. | 369 + 159 = |
508
|
815
|
528
|
674
|
| 12. | 488 + 456 = |
695
|
951
|
907
|
944
|