Erbijsommen t/m 500
Optellen
| 1. | 181 + 100 = |
281
|
326
|
457
|
455
|
| 2. | 190 + 158 = |
348
|
415
|
329
|
368
|
| 3. | 185 + 184 = |
369
|
451
|
211
|
382
|
| 4. | 167 + 142 = |
309
|
294
|
264
|
392
|
| 5. | 152 + 127 = |
279
|
311
|
228
|
217
|
| 6. | 195 + 193 = |
388
|
408
|
299
|
431
|
| 7. | 146 + 72 = |
309
|
245
|
218
|
472
|
| 8. | 115 + 104 = |
479
|
219
|
245
|
372
|
| 9. | 177 + 61 = |
324
|
401
|
361
|
238
|
| 10. | 248 + 120 = |
259
|
202
|
349
|
368
|
| 11. | 231 + 172 = |
403
|
349
|
253
|
231
|
| 12. | 219 + 50 = |
415
|
269
|
314
|
446
|