Erbijsommen t/m 500
Optellen
| 1. | 56 + 55 = |
145
|
128
|
111
|
172
|
| 2. | 244 + 173 = |
417
|
471
|
440
|
285
|
| 3. | 215 + 115 = |
335
|
330
|
404
|
415
|
| 4. | 144 + 129 = |
273
|
300
|
378
|
342
|
| 5. | 202 + 181 = |
489
|
383
|
425
|
330
|
| 6. | 122 + 69 = |
147
|
191
|
150
|
194
|
| 7. | 244 + 85 = |
458
|
329
|
343
|
278
|
| 8. | 108 + 84 = |
192
|
136
|
130
|
124
|
| 9. | 201 + 117 = |
441
|
322
|
200
|
318
|
| 10. | 228 + 196 = |
275
|
327
|
276
|
424
|
| 11. | 153 + 139 = |
292
|
264
|
493
|
497
|
| 12. | 198 + 184 = |
391
|
382
|
452
|
278
|