Erbijsommen t/m 500
Optellen
| 1. | 227 + 68 = |
413
|
295
|
485
|
233
|
| 2. | 241 + 103 = |
317
|
474
|
211
|
344
|
| 3. | 250 + 60 = |
221
|
310
|
295
|
236
|
| 4. | 203 + 163 = |
334
|
491
|
363
|
366
|
| 5. | 127 + 76 = |
203
|
242
|
474
|
375
|
| 6. | 248 + 89 = |
329
|
247
|
266
|
337
|
| 7. | 123 + 54 = |
191
|
148
|
177
|
166
|
| 8. | 121 + 108 = |
365
|
229
|
267
|
359
|
| 9. | 178 + 149 = |
481
|
498
|
334
|
327
|
| 10. | 227 + 79 = |
285
|
235
|
306
|
389
|
| 11. | 75 + 63 = |
138
|
190
|
140
|
183
|
| 12. | 244 + 129 = |
373
|
318
|
404
|
344
|