Erbijsommen t/m 500
Optellen
| 1. | 221 + 153 = |
374
|
269
|
492
|
349
|
| 2. | 104 + 103 = |
234
|
466
|
403
|
207
|
| 3. | 233 + 81 = |
216
|
407
|
286
|
314
|
| 4. | 160 + 123 = |
283
|
449
|
350
|
223
|
| 5. | 238 + 207 = |
445
|
262
|
423
|
479
|
| 6. | 234 + 189 = |
239
|
422
|
423
|
261
|
| 7. | 237 + 195 = |
384
|
241
|
466
|
432
|
| 8. | 231 + 69 = |
491
|
300
|
322
|
432
|
| 9. | 108 + 66 = |
155
|
174
|
140
|
198
|
| 10. | 216 + 150 = |
366
|
346
|
305
|
286
|
| 11. | 188 + 159 = |
403
|
245
|
347
|
331
|
| 12. | 250 + 140 = |
333
|
448
|
390
|
303
|