Erbijsommen t/m 500
Optellen
| 1. | 222 + 53 = |
322
|
275
|
343
|
221
|
| 2. | 113 + 68 = |
103
|
131
|
187
|
181
|
| 3. | 176 + 165 = |
280
|
341
|
352
|
441
|
| 4. | 237 + 50 = |
206
|
287
|
306
|
497
|
| 5. | 198 + 57 = |
454
|
255
|
459
|
264
|
| 6. | 181 + 56 = |
237
|
492
|
403
|
384
|
| 7. | 131 + 114 = |
487
|
463
|
484
|
245
|
| 8. | 109 + 101 = |
210
|
393
|
358
|
291
|
| 9. | 167 + 117 = |
284
|
259
|
382
|
315
|
| 10. | 242 + 71 = |
209
|
403
|
313
|
329
|
| 11. | 150 + 103 = |
262
|
451
|
455
|
253
|
| 12. | 148 + 131 = |
360
|
409
|
279
|
423
|