Erbijsommen t/m 500
Optellen
| 1. | 157 + 128 = |
286
|
352
|
285
|
247
|
| 2. | 224 + 194 = |
418
|
256
|
405
|
445
|
| 3. | 233 + 90 = |
248
|
472
|
323
|
290
|
| 4. | 184 + 123 = |
312
|
307
|
220
|
481
|
| 5. | 213 + 163 = |
494
|
376
|
339
|
407
|
| 6. | 181 + 171 = |
328
|
220
|
352
|
455
|
| 7. | 243 + 172 = |
311
|
415
|
382
|
374
|
| 8. | 218 + 59 = |
299
|
341
|
277
|
449
|
| 9. | 164 + 138 = |
302
|
387
|
392
|
368
|
| 10. | 151 + 59 = |
261
|
210
|
381
|
352
|
| 11. | 197 + 90 = |
326
|
471
|
376
|
287
|
| 12. | 180 + 81 = |
277
|
417
|
410
|
261
|