Erbijsommen t/m 500
Optellen
| 1. | 189 + 164 = |
336
|
353
|
457
|
479
|
| 2. | 227 + 216 = |
311
|
488
|
467
|
443
|
| 3. | 146 + 110 = |
415
|
236
|
284
|
256
|
| 4. | 175 + 56 = |
291
|
231
|
237
|
320
|
| 5. | 250 + 200 = |
314
|
498
|
450
|
485
|
| 6. | 103 + 80 = |
183
|
146
|
109
|
142
|
| 7. | 190 + 145 = |
335
|
479
|
465
|
336
|
| 8. | 165 + 85 = |
230
|
412
|
465
|
250
|
| 9. | 190 + 185 = |
301
|
450
|
375
|
272
|
| 10. | 118 + 105 = |
223
|
352
|
266
|
351
|
| 11. | 87 + 66 = |
153
|
194
|
116
|
104
|
| 12. | 80 + 68 = |
148
|
187
|
107
|
165
|