Erbijsommen t/m 500
Optellen
| 1. | 231 + 224 = |
464
|
310
|
440
|
455
|
| 2. | 80 + 67 = |
147
|
161
|
133
|
117
|
| 3. | 233 + 141 = |
491
|
374
|
482
|
477
|
| 4. | 171 + 149 = |
495
|
320
|
391
|
211
|
| 5. | 226 + 85 = |
479
|
311
|
374
|
390
|
| 6. | 216 + 168 = |
418
|
442
|
384
|
470
|
| 7. | 204 + 112 = |
282
|
207
|
475
|
316
|
| 8. | 117 + 66 = |
183
|
189
|
142
|
134
|
| 9. | 183 + 67 = |
250
|
241
|
338
|
340
|
| 10. | 226 + 64 = |
214
|
480
|
290
|
353
|
| 11. | 224 + 121 = |
350
|
235
|
358
|
345
|
| 12. | 102 + 66 = |
170
|
125
|
158
|
168
|