Erbijsommen t/m 500
Optellen
| 1. | 243 + 89 = |
343
|
254
|
496
|
332
|
| 2. | 185 + 122 = |
354
|
307
|
366
|
349
|
| 3. | 228 + 132 = |
478
|
360
|
210
|
274
|
| 4. | 221 + 188 = |
255
|
208
|
217
|
409
|
| 5. | 103 + 92 = |
195
|
123
|
187
|
124
|
| 6. | 240 + 52 = |
292
|
423
|
471
|
401
|
| 7. | 185 + 108 = |
262
|
431
|
498
|
293
|
| 8. | 90 + 56 = |
199
|
161
|
146
|
112
|
| 9. | 187 + 111 = |
323
|
206
|
283
|
298
|
| 10. | 144 + 108 = |
382
|
252
|
388
|
320
|
| 11. | 82 + 76 = |
190
|
144
|
181
|
158
|
| 12. | 68 + 57 = |
177
|
143
|
120
|
125
|