Erbijsommen t/m 500
Optellen
| 1. | 214 + 79 = |
484
|
293
|
432
|
475
|
| 2. | 215 + 61 = |
276
|
488
|
414
|
231
|
| 3. | 206 + 181 = |
349
|
358
|
310
|
387
|
| 4. | 195 + 131 = |
326
|
499
|
250
|
493
|
| 5. | 83 + 78 = |
192
|
147
|
161
|
113
|
| 6. | 213 + 124 = |
493
|
337
|
432
|
294
|
| 7. | 144 + 135 = |
211
|
279
|
340
|
456
|
| 8. | 221 + 139 = |
249
|
272
|
360
|
420
|
| 9. | 234 + 121 = |
338
|
303
|
233
|
355
|
| 10. | 157 + 125 = |
282
|
486
|
461
|
488
|
| 11. | 225 + 77 = |
302
|
394
|
462
|
495
|
| 12. | 196 + 193 = |
361
|
211
|
441
|
389
|