Erbijsommen t/m 500
Optellen
| 1. | 172 + 129 = |
283
|
481
|
323
|
301
|
| 2. | 232 + 57 = |
232
|
381
|
289
|
351
|
| 3. | 174 + 78 = |
252
|
222
|
257
|
255
|
| 4. | 246 + 103 = |
349
|
448
|
401
|
321
|
| 5. | 215 + 166 = |
381
|
229
|
354
|
259
|
| 6. | 186 + 186 = |
207
|
460
|
372
|
450
|
| 7. | 232 + 199 = |
431
|
215
|
265
|
245
|
| 8. | 94 + 51 = |
186
|
184
|
145
|
185
|
| 9. | 210 + 83 = |
293
|
352
|
284
|
339
|
| 10. | 203 + 199 = |
396
|
221
|
402
|
320
|
| 11. | 219 + 145 = |
303
|
456
|
364
|
429
|
| 12. | 82 + 64 = |
106
|
100
|
146
|
134
|