Erbijsommen t/m 500
Optellen
| 1. | 134 + 127 = |
271
|
246
|
415
|
261
|
| 2. | 219 + 53 = |
272
|
292
|
327
|
477
|
| 3. | 232 + 120 = |
309
|
458
|
352
|
232
|
| 4. | 234 + 189 = |
213
|
391
|
423
|
385
|
| 5. | 152 + 144 = |
351
|
296
|
392
|
302
|
| 6. | 172 + 53 = |
225
|
438
|
439
|
251
|
| 7. | 201 + 181 = |
386
|
382
|
429
|
300
|
| 8. | 198 + 163 = |
327
|
361
|
390
|
441
|
| 9. | 133 + 79 = |
475
|
235
|
324
|
212
|
| 10. | 232 + 209 = |
441
|
308
|
203
|
286
|
| 11. | 229 + 127 = |
274
|
356
|
259
|
290
|
| 12. | 173 + 70 = |
240
|
243
|
491
|
393
|