Erbijsommen t/m 500
Optellen
| 1. | 146 + 134 = |
251
|
311
|
345
|
280
|
| 2. | 176 + 77 = |
238
|
325
|
253
|
460
|
| 3. | 151 + 77 = |
408
|
312
|
333
|
228
|
| 4. | 161 + 53 = |
214
|
448
|
454
|
383
|
| 5. | 166 + 136 = |
481
|
449
|
302
|
248
|
| 6. | 145 + 52 = |
140
|
197
|
200
|
178
|
| 7. | 141 + 85 = |
291
|
451
|
226
|
482
|
| 8. | 163 + 126 = |
289
|
360
|
492
|
258
|
| 9. | 216 + 154 = |
270
|
483
|
370
|
448
|
| 10. | 194 + 130 = |
236
|
463
|
286
|
324
|
| 11. | 157 + 130 = |
250
|
408
|
287
|
378
|
| 12. | 194 + 65 = |
259
|
289
|
299
|
302
|