Erbijsommen t/m 500
Optellen
| 1. | 239 + 79 = |
210
|
346
|
474
|
318
|
| 2. | 155 + 113 = |
268
|
361
|
416
|
497
|
| 3. | 243 + 188 = |
431
|
358
|
445
|
220
|
| 4. | 139 + 78 = |
466
|
217
|
312
|
460
|
| 5. | 232 + 103 = |
417
|
218
|
498
|
335
|
| 6. | 244 + 235 = |
380
|
459
|
479
|
481
|
| 7. | 74 + 58 = |
108
|
153
|
132
|
159
|
| 8. | 222 + 50 = |
272
|
422
|
322
|
266
|
| 9. | 240 + 158 = |
273
|
471
|
398
|
216
|
| 10. | 177 + 73 = |
234
|
250
|
432
|
363
|
| 11. | 205 + 120 = |
280
|
325
|
344
|
227
|
| 12. | 180 + 80 = |
302
|
260
|
203
|
384
|