Erbijsommen t/m 500
Optellen
| 1. | 217 + 126 = |
228
|
327
|
311
|
343
|
| 2. | 231 + 129 = |
238
|
360
|
447
|
262
|
| 3. | 235 + 217 = |
452
|
485
|
330
|
213
|
| 4. | 174 + 72 = |
276
|
212
|
246
|
455
|
| 5. | 100 + 97 = |
116
|
198
|
197
|
194
|
| 6. | 231 + 148 = |
379
|
289
|
355
|
369
|
| 7. | 236 + 105 = |
300
|
288
|
495
|
341
|
| 8. | 247 + 118 = |
365
|
341
|
490
|
227
|
| 9. | 143 + 120 = |
486
|
263
|
370
|
200
|
| 10. | 232 + 209 = |
480
|
441
|
302
|
438
|
| 11. | 188 + 90 = |
412
|
278
|
326
|
283
|
| 12. | 178 + 75 = |
234
|
248
|
404
|
253
|