Erbijsommen t/m 500
Optellen
| 1. | 198 + 146 = |
344
|
467
|
376
|
479
|
| 2. | 184 + 147 = |
265
|
426
|
331
|
443
|
| 3. | 181 + 159 = |
363
|
340
|
424
|
304
|
| 4. | 114 + 50 = |
109
|
162
|
164
|
143
|
| 5. | 174 + 91 = |
388
|
331
|
427
|
265
|
| 6. | 142 + 123 = |
329
|
478
|
265
|
380
|
| 7. | 174 + 135 = |
263
|
298
|
354
|
309
|
| 8. | 173 + 118 = |
302
|
204
|
291
|
485
|
| 9. | 227 + 78 = |
423
|
480
|
296
|
305
|
| 10. | 166 + 129 = |
393
|
202
|
375
|
295
|
| 11. | 236 + 176 = |
379
|
412
|
485
|
268
|
| 12. | 181 + 169 = |
364
|
359
|
453
|
350
|