Erbijsommen t/m 500
Optellen
| 1. | 71 + 70 = |
101
|
141
|
174
|
133
|
| 2. | 209 + 80 = |
289
|
206
|
470
|
244
|
| 3. | 84 + 70 = |
183
|
194
|
154
|
124
|
| 4. | 241 + 120 = |
308
|
285
|
361
|
358
|
| 5. | 241 + 186 = |
499
|
313
|
427
|
261
|
| 6. | 247 + 223 = |
321
|
480
|
470
|
249
|
| 7. | 234 + 82 = |
375
|
271
|
367
|
316
|
| 8. | 142 + 119 = |
429
|
261
|
373
|
483
|
| 9. | 173 + 53 = |
267
|
282
|
226
|
217
|
| 10. | 199 + 132 = |
331
|
423
|
451
|
387
|
| 11. | 245 + 79 = |
324
|
369
|
444
|
436
|
| 12. | 241 + 67 = |
351
|
276
|
308
|
245
|