Erbijsommen t/m 500
Optellen
| 1. | 239 + 179 = |
425
|
283
|
443
|
418
|
| 2. | 233 + 215 = |
369
|
448
|
458
|
363
|
| 3. | 231 + 81 = |
312
|
336
|
488
|
352
|
| 4. | 238 + 188 = |
426
|
221
|
392
|
227
|
| 5. | 165 + 99 = |
420
|
264
|
387
|
263
|
| 6. | 98 + 64 = |
151
|
173
|
162
|
188
|
| 7. | 125 + 90 = |
215
|
238
|
389
|
425
|
| 8. | 209 + 201 = |
375
|
483
|
446
|
410
|
| 9. | 168 + 110 = |
224
|
278
|
498
|
491
|
| 10. | 242 + 142 = |
384
|
365
|
415
|
238
|
| 11. | 194 + 165 = |
443
|
416
|
220
|
359
|
| 12. | 219 + 139 = |
303
|
367
|
414
|
358
|