Erbijsommen t/m 500
Optellen
| 1. | 160 + 153 = |
332
|
313
|
262
|
358
|
| 2. | 211 + 131 = |
214
|
262
|
342
|
265
|
| 3. | 189 + 128 = |
255
|
317
|
230
|
323
|
| 4. | 237 + 178 = |
415
|
252
|
441
|
465
|
| 5. | 247 + 101 = |
348
|
342
|
330
|
296
|
| 6. | 106 + 71 = |
179
|
109
|
177
|
195
|
| 7. | 200 + 191 = |
366
|
391
|
443
|
476
|
| 8. | 176 + 121 = |
271
|
279
|
297
|
309
|
| 9. | 132 + 55 = |
158
|
187
|
166
|
149
|
| 10. | 113 + 87 = |
195
|
108
|
200
|
112
|
| 11. | 237 + 136 = |
487
|
390
|
373
|
459
|
| 12. | 158 + 140 = |
408
|
211
|
298
|
427
|