Erbijsommen t/m 500
Optellen
| 1. | 246 + 151 = |
405
|
238
|
314
|
397
|
| 2. | 245 + 238 = |
323
|
483
|
322
|
410
|
| 3. | 232 + 208 = |
440
|
402
|
218
|
428
|
| 4. | 84 + 56 = |
105
|
196
|
117
|
140
|
| 5. | 170 + 125 = |
314
|
420
|
295
|
309
|
| 6. | 234 + 178 = |
364
|
412
|
482
|
226
|
| 7. | 236 + 220 = |
405
|
456
|
237
|
422
|
| 8. | 114 + 53 = |
139
|
147
|
145
|
167
|
| 9. | 157 + 132 = |
289
|
429
|
290
|
487
|
| 10. | 231 + 209 = |
472
|
459
|
275
|
440
|
| 11. | 115 + 91 = |
461
|
206
|
360
|
491
|
| 12. | 181 + 101 = |
303
|
282
|
236
|
345
|