Erbijsommen t/m 500
Optellen
| 1. | 241 + 122 = |
489
|
352
|
363
|
257
|
| 2. | 246 + 207 = |
453
|
386
|
398
|
258
|
| 3. | 222 + 203 = |
485
|
425
|
436
|
238
|
| 4. | 134 + 86 = |
472
|
268
|
220
|
221
|
| 5. | 208 + 179 = |
411
|
387
|
212
|
476
|
| 6. | 82 + 70 = |
152
|
142
|
116
|
198
|
| 7. | 185 + 167 = |
321
|
236
|
481
|
352
|
| 8. | 197 + 56 = |
387
|
253
|
393
|
280
|
| 9. | 79 + 54 = |
112
|
118
|
106
|
133
|
| 10. | 124 + 87 = |
211
|
235
|
410
|
288
|
| 11. | 224 + 136 = |
404
|
303
|
360
|
435
|
| 12. | 222 + 106 = |
328
|
347
|
473
|
497
|