Erbijsommen t/m 500
Optellen
| 1. | 146 + 101 = |
351
|
292
|
247
|
386
|
| 2. | 144 + 120 = |
214
|
437
|
264
|
458
|
| 3. | 245 + 242 = |
383
|
264
|
416
|
487
|
| 4. | 155 + 83 = |
276
|
318
|
414
|
238
|
| 5. | 186 + 158 = |
316
|
440
|
344
|
369
|
| 6. | 80 + 68 = |
176
|
148
|
144
|
154
|
| 7. | 88 + 80 = |
180
|
168
|
137
|
191
|
| 8. | 205 + 156 = |
210
|
361
|
443
|
209
|
| 9. | 235 + 62 = |
246
|
349
|
297
|
330
|
| 10. | 243 + 90 = |
474
|
333
|
315
|
273
|
| 11. | 191 + 150 = |
388
|
335
|
219
|
341
|
| 12. | 126 + 105 = |
379
|
231
|
304
|
283
|