Erbijsommen t/m 500
Optellen
| 1. | 238 + 89 = |
481
|
213
|
327
|
280
|
| 2. | 207 + 146 = |
444
|
392
|
353
|
427
|
| 3. | 222 + 196 = |
250
|
486
|
418
|
318
|
| 4. | 243 + 213 = |
456
|
304
|
258
|
231
|
| 5. | 181 + 110 = |
442
|
473
|
443
|
291
|
| 6. | 129 + 104 = |
233
|
331
|
224
|
389
|
| 7. | 158 + 127 = |
361
|
214
|
234
|
285
|
| 8. | 108 + 81 = |
104
|
129
|
187
|
189
|
| 9. | 188 + 59 = |
370
|
470
|
247
|
473
|
| 10. | 192 + 145 = |
337
|
258
|
250
|
244
|
| 11. | 217 + 111 = |
231
|
262
|
328
|
208
|
| 12. | 218 + 112 = |
312
|
330
|
260
|
380
|