Erbijsommen t/m 500
Optellen
| 1. | 170 + 155 = |
325
|
217
|
368
|
215
|
| 2. | 214 + 85 = |
394
|
405
|
324
|
299
|
| 3. | 206 + 65 = |
271
|
238
|
439
|
344
|
| 4. | 137 + 84 = |
384
|
221
|
486
|
438
|
| 5. | 182 + 142 = |
329
|
388
|
205
|
324
|
| 6. | 214 + 182 = |
496
|
331
|
396
|
363
|
| 7. | 233 + 80 = |
313
|
493
|
273
|
217
|
| 8. | 204 + 142 = |
346
|
426
|
278
|
500
|
| 9. | 59 + 51 = |
110
|
181
|
112
|
120
|
| 10. | 109 + 62 = |
171
|
132
|
106
|
139
|
| 11. | 81 + 50 = |
168
|
138
|
131
|
153
|
| 12. | 197 + 122 = |
428
|
337
|
490
|
319
|