Erbijsommen t/m 500
Optellen
| 1. | 185 + 125 = |
453
|
333
|
310
|
285
|
| 2. | 145 + 140 = |
285
|
273
|
213
|
381
|
| 3. | 165 + 100 = |
265
|
358
|
290
|
420
|
| 4. | 226 + 181 = |
205
|
223
|
407
|
299
|
| 5. | 247 + 171 = |
202
|
250
|
418
|
481
|
| 6. | 114 + 82 = |
196
|
188
|
109
|
108
|
| 7. | 216 + 60 = |
276
|
210
|
234
|
383
|
| 8. | 148 + 128 = |
414
|
276
|
423
|
491
|
| 9. | 192 + 112 = |
229
|
431
|
304
|
358
|
| 10. | 246 + 150 = |
313
|
372
|
396
|
350
|
| 11. | 103 + 76 = |
130
|
141
|
179
|
104
|
| 12. | 88 + 59 = |
109
|
147
|
151
|
138
|