Erbijsommen t/m 500
Optellen
| 1. | 149 + 134 = |
226
|
344
|
352
|
283
|
| 2. | 227 + 127 = |
455
|
301
|
354
|
438
|
| 3. | 210 + 135 = |
282
|
337
|
345
|
436
|
| 4. | 209 + 63 = |
272
|
484
|
402
|
243
|
| 5. | 129 + 80 = |
411
|
489
|
457
|
209
|
| 6. | 95 + 90 = |
121
|
175
|
185
|
127
|
| 7. | 236 + 118 = |
203
|
410
|
346
|
354
|
| 8. | 126 + 50 = |
121
|
158
|
109
|
176
|
| 9. | 234 + 134 = |
478
|
368
|
345
|
333
|
| 10. | 137 + 68 = |
449
|
393
|
306
|
205
|
| 11. | 128 + 68 = |
196
|
170
|
179
|
137
|
| 12. | 207 + 163 = |
225
|
358
|
307
|
370
|