Erbijsommen t/m 500
Optellen
| 1. | 242 + 170 = |
412
|
333
|
397
|
379
|
| 2. | 216 + 57 = |
444
|
273
|
352
|
368
|
| 3. | 212 + 134 = |
460
|
328
|
462
|
346
|
| 4. | 233 + 160 = |
460
|
393
|
396
|
491
|
| 5. | 217 + 175 = |
491
|
339
|
392
|
362
|
| 6. | 177 + 71 = |
275
|
252
|
289
|
248
|
| 7. | 243 + 157 = |
400
|
481
|
337
|
221
|
| 8. | 165 + 70 = |
216
|
474
|
235
|
422
|
| 9. | 168 + 109 = |
414
|
277
|
384
|
404
|
| 10. | 100 + 80 = |
141
|
101
|
180
|
197
|
| 11. | 175 + 173 = |
348
|
487
|
477
|
305
|
| 12. | 206 + 158 = |
364
|
497
|
235
|
321
|