Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 273 + 235 = |
508
|
588
|
622
|
774
|
| 2. | 409 + 112 = |
521
|
522
|
536
|
952
|
| 3. | 463 + 326 = |
926
|
789
|
658
|
837
|
| 4. | 316 + 295 = |
665
|
837
|
520
|
611
|
| 5. | 224 + 142 = |
264
|
366
|
316
|
223
|
| 6. | 259 + 223 = |
482
|
314
|
484
|
232
|
| 7. | 227 + 142 = |
326
|
369
|
381
|
432
|
| 8. | 425 + 215 = |
707
|
640
|
967
|
565
|
| 9. | 444 + 315 = |
559
|
509
|
759
|
647
|
| 10. | 406 + 387 = |
761
|
793
|
933
|
970
|
| 11. | 493 + 457 = |
595
|
950
|
993
|
763
|
| 12. | 269 + 208 = |
458
|
477
|
485
|
491
|