Erbijsommen t/m 500
Optellen
| 1. | 114 + 71 = |
178
|
185
|
155
|
104
|
| 2. | 197 + 130 = |
327
|
425
|
436
|
227
|
| 3. | 250 + 142 = |
350
|
208
|
392
|
275
|
| 4. | 120 + 84 = |
270
|
204
|
480
|
281
|
| 5. | 243 + 181 = |
424
|
359
|
412
|
375
|
| 6. | 145 + 121 = |
266
|
424
|
234
|
439
|
| 7. | 154 + 106 = |
479
|
260
|
449
|
381
|
| 8. | 90 + 67 = |
178
|
157
|
105
|
102
|
| 9. | 123 + 90 = |
213
|
365
|
352
|
236
|
| 10. | 172 + 99 = |
232
|
368
|
271
|
380
|
| 11. | 243 + 150 = |
479
|
393
|
297
|
392
|
| 12. | 92 + 64 = |
184
|
156
|
135
|
196
|