Erbijsommen t/m 500
Optellen
| 1. | 249 + 207 = |
482
|
304
|
456
|
459
|
| 2. | 243 + 123 = |
366
|
240
|
422
|
448
|
| 3. | 162 + 53 = |
252
|
473
|
215
|
371
|
| 4. | 189 + 54 = |
300
|
243
|
489
|
498
|
| 5. | 115 + 55 = |
170
|
180
|
162
|
172
|
| 6. | 139 + 70 = |
391
|
406
|
385
|
209
|
| 7. | 234 + 149 = |
499
|
383
|
289
|
478
|
| 8. | 234 + 231 = |
465
|
295
|
376
|
382
|
| 9. | 127 + 119 = |
476
|
303
|
365
|
246
|
| 10. | 243 + 121 = |
364
|
289
|
321
|
458
|
| 11. | 206 + 123 = |
329
|
280
|
216
|
452
|
| 12. | 160 + 130 = |
211
|
290
|
395
|
421
|