Erbijsommen t/m 500
Optellen
| 1. | 142 + 73 = |
209
|
423
|
296
|
215
|
| 2. | 152 + 120 = |
408
|
292
|
272
|
403
|
| 3. | 208 + 102 = |
310
|
453
|
325
|
250
|
| 4. | 92 + 70 = |
171
|
162
|
142
|
108
|
| 5. | 151 + 139 = |
233
|
317
|
318
|
290
|
| 6. | 187 + 66 = |
377
|
334
|
298
|
253
|
| 7. | 193 + 139 = |
332
|
200
|
374
|
445
|
| 8. | 193 + 144 = |
450
|
247
|
337
|
432
|
| 9. | 133 + 62 = |
200
|
173
|
136
|
195
|
| 10. | 245 + 186 = |
485
|
431
|
482
|
218
|
| 11. | 208 + 55 = |
263
|
492
|
318
|
417
|
| 12. | 160 + 69 = |
343
|
407
|
338
|
229
|