Erbijsommen t/m 500
Optellen
| 1. | 161 + 142 = |
266
|
372
|
303
|
485
|
| 2. | 124 + 106 = |
230
|
463
|
423
|
389
|
| 3. | 189 + 70 = |
481
|
247
|
218
|
259
|
| 4. | 178 + 50 = |
439
|
252
|
228
|
339
|
| 5. | 222 + 163 = |
353
|
299
|
258
|
385
|
| 6. | 79 + 72 = |
122
|
183
|
193
|
151
|
| 7. | 238 + 138 = |
240
|
400
|
376
|
364
|
| 8. | 249 + 216 = |
303
|
245
|
465
|
363
|
| 9. | 230 + 224 = |
383
|
421
|
454
|
286
|
| 10. | 237 + 189 = |
256
|
426
|
244
|
200
|
| 11. | 157 + 57 = |
298
|
214
|
429
|
324
|
| 12. | 137 + 67 = |
344
|
322
|
452
|
204
|