Erbijsommen t/m 500
Optellen
| 1. | 133 + 56 = |
189
|
131
|
143
|
144
|
| 2. | 235 + 177 = |
425
|
227
|
412
|
312
|
| 3. | 199 + 143 = |
249
|
420
|
342
|
204
|
| 4. | 233 + 129 = |
362
|
383
|
414
|
431
|
| 5. | 227 + 176 = |
225
|
403
|
388
|
216
|
| 6. | 144 + 120 = |
297
|
264
|
380
|
395
|
| 7. | 165 + 59 = |
370
|
316
|
224
|
473
|
| 8. | 130 + 89 = |
471
|
488
|
219
|
314
|
| 9. | 245 + 146 = |
236
|
391
|
480
|
484
|
| 10. | 217 + 154 = |
305
|
229
|
371
|
432
|
| 11. | 151 + 106 = |
415
|
384
|
257
|
339
|
| 12. | 213 + 209 = |
471
|
361
|
422
|
314
|