Erbijsommen t/m 500
Optellen
| 1. | 150 + 146 = |
303
|
474
|
296
|
408
|
| 2. | 109 + 105 = |
376
|
254
|
242
|
214
|
| 3. | 227 + 77 = |
460
|
243
|
451
|
304
|
| 4. | 161 + 119 = |
280
|
212
|
290
|
255
|
| 5. | 248 + 52 = |
366
|
300
|
482
|
359
|
| 6. | 112 + 54 = |
108
|
143
|
182
|
166
|
| 7. | 80 + 69 = |
141
|
149
|
155
|
187
|
| 8. | 178 + 96 = |
278
|
405
|
353
|
274
|
| 9. | 235 + 58 = |
360
|
293
|
402
|
414
|
| 10. | 227 + 60 = |
312
|
287
|
447
|
372
|
| 11. | 161 + 111 = |
272
|
481
|
251
|
343
|
| 12. | 167 + 122 = |
362
|
366
|
263
|
289
|