Erbijsommen t/m 500
Optellen
| 1. | 201 + 196 = |
393
|
333
|
226
|
397
|
| 2. | 227 + 221 = |
490
|
323
|
448
|
322
|
| 3. | 191 + 122 = |
313
|
262
|
416
|
362
|
| 4. | 103 + 60 = |
135
|
163
|
185
|
114
|
| 5. | 146 + 79 = |
468
|
420
|
225
|
357
|
| 6. | 150 + 95 = |
303
|
245
|
448
|
335
|
| 7. | 141 + 131 = |
272
|
343
|
296
|
375
|
| 8. | 172 + 146 = |
444
|
441
|
433
|
318
|
| 9. | 75 + 58 = |
128
|
177
|
133
|
161
|
| 10. | 231 + 201 = |
432
|
449
|
385
|
490
|
| 11. | 248 + 58 = |
226
|
449
|
306
|
359
|
| 12. | 151 + 136 = |
366
|
287
|
228
|
281
|