Erbijsommen t/m 500
Optellen
| 1. | 245 + 114 = |
359
|
468
|
281
|
221
|
| 2. | 148 + 114 = |
262
|
461
|
308
|
415
|
| 3. | 210 + 66 = |
378
|
276
|
213
|
391
|
| 4. | 85 + 78 = |
128
|
163
|
123
|
131
|
| 5. | 232 + 169 = |
242
|
461
|
494
|
401
|
| 6. | 223 + 222 = |
497
|
498
|
213
|
445
|
| 7. | 101 + 54 = |
128
|
150
|
110
|
155
|
| 8. | 210 + 143 = |
262
|
274
|
238
|
353
|
| 9. | 93 + 77 = |
171
|
134
|
170
|
136
|
| 10. | 227 + 90 = |
363
|
317
|
499
|
308
|
| 11. | 173 + 145 = |
206
|
396
|
301
|
318
|
| 12. | 150 + 88 = |
314
|
238
|
221
|
210
|