Erbijsommen t/m 500
Optellen
| 1. | 236 + 212 = |
242
|
358
|
448
|
497
|
| 2. | 185 + 140 = |
325
|
480
|
231
|
461
|
| 3. | 221 + 109 = |
240
|
330
|
257
|
220
|
| 4. | 213 + 112 = |
325
|
230
|
419
|
243
|
| 5. | 105 + 97 = |
472
|
367
|
299
|
202
|
| 6. | 105 + 52 = |
157
|
187
|
185
|
120
|
| 7. | 144 + 129 = |
488
|
273
|
270
|
437
|
| 8. | 233 + 110 = |
285
|
412
|
343
|
320
|
| 9. | 235 + 142 = |
457
|
300
|
428
|
377
|
| 10. | 110 + 97 = |
282
|
314
|
251
|
207
|
| 11. | 247 + 147 = |
258
|
394
|
442
|
308
|
| 12. | 229 + 219 = |
448
|
361
|
250
|
413
|