Erbijsommen t/m 500
Optellen
| 1. | 145 + 112 = |
257
|
273
|
425
|
339
|
| 2. | 146 + 98 = |
244
|
488
|
429
|
392
|
| 3. | 196 + 185 = |
222
|
337
|
444
|
381
|
| 4. | 177 + 95 = |
220
|
238
|
272
|
481
|
| 5. | 209 + 164 = |
391
|
432
|
373
|
490
|
| 6. | 237 + 229 = |
369
|
412
|
492
|
466
|
| 7. | 196 + 141 = |
337
|
478
|
456
|
281
|
| 8. | 248 + 111 = |
295
|
474
|
359
|
406
|
| 9. | 248 + 165 = |
413
|
491
|
291
|
471
|
| 10. | 245 + 82 = |
280
|
327
|
292
|
260
|
| 11. | 191 + 172 = |
363
|
362
|
304
|
278
|
| 12. | 237 + 180 = |
417
|
466
|
293
|
300
|