Erbijsommen t/m 500
Optellen
| 1. | 151 + 147 = |
428
|
476
|
298
|
303
|
| 2. | 114 + 113 = |
347
|
359
|
264
|
227
|
| 3. | 152 + 132 = |
284
|
484
|
306
|
207
|
| 4. | 191 + 100 = |
435
|
241
|
420
|
291
|
| 5. | 186 + 178 = |
311
|
289
|
364
|
398
|
| 6. | 117 + 90 = |
320
|
214
|
314
|
207
|
| 7. | 151 + 56 = |
417
|
268
|
207
|
255
|
| 8. | 227 + 71 = |
285
|
484
|
298
|
356
|
| 9. | 224 + 91 = |
354
|
493
|
386
|
315
|
| 10. | 217 + 122 = |
339
|
300
|
431
|
256
|
| 11. | 221 + 206 = |
330
|
410
|
376
|
427
|
| 12. | 128 + 50 = |
162
|
103
|
178
|
132
|