Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 354 + 124 = |
235
|
319
|
478
|
418
|
| 2. | 164 + 136 = |
210
|
325
|
300
|
491
|
| 3. | 471 + 256 = |
727
|
667
|
759
|
928
|
| 4. | 337 + 238 = |
770
|
938
|
673
|
575
|
| 5. | 468 + 440 = |
908
|
712
|
606
|
836
|
| 6. | 339 + 199 = |
563
|
795
|
550
|
538
|
| 7. | 262 + 159 = |
421
|
283
|
355
|
425
|
| 8. | 454 + 157 = |
766
|
982
|
611
|
863
|
| 9. | 255 + 123 = |
462
|
235
|
439
|
378
|
| 10. | 461 + 334 = |
727
|
795
|
683
|
974
|
| 11. | 186 + 151 = |
481
|
337
|
278
|
339
|
| 12. | 336 + 280 = |
833
|
616
|
761
|
810
|