Erbijsommen t/m 500
Optellen
| 1. | 179 + 154 = |
333
|
473
|
230
|
476
|
| 2. | 198 + 140 = |
209
|
338
|
318
|
308
|
| 3. | 177 + 155 = |
304
|
332
|
301
|
366
|
| 4. | 177 + 101 = |
445
|
278
|
492
|
314
|
| 5. | 236 + 57 = |
213
|
241
|
293
|
302
|
| 6. | 97 + 54 = |
117
|
163
|
151
|
195
|
| 7. | 167 + 85 = |
210
|
440
|
252
|
330
|
| 8. | 86 + 82 = |
142
|
145
|
168
|
198
|
| 9. | 111 + 81 = |
192
|
157
|
185
|
119
|
| 10. | 228 + 208 = |
436
|
353
|
330
|
495
|
| 11. | 191 + 82 = |
390
|
273
|
488
|
370
|
| 12. | 137 + 110 = |
247
|
219
|
255
|
231
|