Erbijsommen t/m 500
Optellen
| 1. | 139 + 105 = |
244
|
268
|
323
|
295
|
| 2. | 241 + 186 = |
427
|
384
|
299
|
487
|
| 3. | 145 + 93 = |
238
|
333
|
379
|
494
|
| 4. | 204 + 80 = |
284
|
491
|
463
|
247
|
| 5. | 164 + 148 = |
287
|
427
|
333
|
312
|
| 6. | 168 + 162 = |
232
|
330
|
245
|
390
|
| 7. | 190 + 169 = |
365
|
359
|
208
|
480
|
| 8. | 150 + 110 = |
260
|
213
|
463
|
447
|
| 9. | 214 + 70 = |
284
|
202
|
404
|
297
|
| 10. | 243 + 65 = |
339
|
308
|
303
|
256
|
| 11. | 242 + 101 = |
395
|
399
|
343
|
390
|
| 12. | 152 + 121 = |
255
|
417
|
273
|
270
|