Erbijsommen t/m 500
Optellen
| 1. | 154 + 78 = |
397
|
288
|
371
|
232
|
| 2. | 120 + 110 = |
477
|
303
|
268
|
230
|
| 3. | 204 + 197 = |
278
|
233
|
265
|
401
|
| 4. | 237 + 136 = |
485
|
373
|
229
|
484
|
| 5. | 226 + 88 = |
321
|
267
|
476
|
314
|
| 6. | 129 + 58 = |
181
|
187
|
133
|
160
|
| 7. | 173 + 156 = |
329
|
296
|
421
|
240
|
| 8. | 226 + 197 = |
416
|
422
|
288
|
423
|
| 9. | 158 + 128 = |
279
|
461
|
286
|
343
|
| 10. | 245 + 67 = |
312
|
216
|
357
|
473
|
| 11. | 241 + 166 = |
407
|
420
|
294
|
465
|
| 12. | 200 + 178 = |
466
|
417
|
378
|
398
|