Erbijsommen t/m 500
Optellen
| 1. | 234 + 167 = |
279
|
450
|
246
|
401
|
| 2. | 215 + 105 = |
397
|
320
|
218
|
312
|
| 3. | 57 + 52 = |
138
|
164
|
161
|
109
|
| 4. | 71 + 58 = |
103
|
176
|
102
|
129
|
| 5. | 176 + 163 = |
303
|
364
|
497
|
339
|
| 6. | 237 + 61 = |
213
|
298
|
261
|
358
|
| 7. | 157 + 131 = |
288
|
234
|
490
|
253
|
| 8. | 172 + 61 = |
330
|
203
|
233
|
347
|
| 9. | 246 + 125 = |
214
|
290
|
371
|
278
|
| 10. | 223 + 173 = |
249
|
287
|
396
|
482
|
| 11. | 180 + 128 = |
264
|
308
|
327
|
318
|
| 12. | 142 + 53 = |
188
|
195
|
174
|
194
|