Erbijsommen t/m 500
Optellen
| 1. | 231 + 203 = |
286
|
440
|
434
|
429
|
| 2. | 246 + 60 = |
353
|
306
|
240
|
245
|
| 3. | 183 + 59 = |
387
|
340
|
435
|
242
|
| 4. | 249 + 165 = |
414
|
236
|
465
|
396
|
| 5. | 178 + 178 = |
322
|
356
|
391
|
247
|
| 6. | 187 + 70 = |
498
|
333
|
257
|
357
|
| 7. | 220 + 64 = |
284
|
476
|
432
|
350
|
| 8. | 186 + 179 = |
365
|
461
|
403
|
483
|
| 9. | 150 + 50 = |
145
|
200
|
103
|
198
|
| 10. | 189 + 86 = |
436
|
275
|
260
|
293
|
| 11. | 190 + 102 = |
206
|
387
|
280
|
292
|
| 12. | 229 + 140 = |
459
|
446
|
411
|
369
|