Erbijsommen t/m 500
Optellen
| 1. | 151 + 57 = |
450
|
415
|
434
|
208
|
| 2. | 143 + 122 = |
420
|
265
|
439
|
416
|
| 3. | 167 + 161 = |
432
|
247
|
302
|
328
|
| 4. | 109 + 72 = |
181
|
179
|
145
|
189
|
| 5. | 178 + 137 = |
489
|
452
|
440
|
315
|
| 6. | 157 + 104 = |
261
|
306
|
379
|
426
|
| 7. | 76 + 57 = |
186
|
133
|
156
|
171
|
| 8. | 222 + 190 = |
271
|
405
|
336
|
412
|
| 9. | 185 + 124 = |
399
|
309
|
313
|
248
|
| 10. | 223 + 145 = |
411
|
356
|
368
|
462
|
| 11. | 209 + 83 = |
292
|
467
|
397
|
319
|
| 12. | 235 + 100 = |
392
|
395
|
335
|
402
|