Erbijsommen t/m 500
Optellen
| 1. | 185 + 88 = |
273
|
312
|
269
|
309
|
| 2. | 242 + 74 = |
234
|
373
|
316
|
395
|
| 3. | 165 + 81 = |
231
|
310
|
412
|
246
|
| 4. | 247 + 174 = |
421
|
212
|
360
|
381
|
| 5. | 90 + 78 = |
168
|
114
|
121
|
129
|
| 6. | 218 + 193 = |
411
|
480
|
286
|
391
|
| 7. | 249 + 124 = |
436
|
226
|
297
|
373
|
| 8. | 117 + 99 = |
445
|
216
|
349
|
412
|
| 9. | 175 + 146 = |
367
|
321
|
346
|
296
|
| 10. | 217 + 69 = |
491
|
286
|
369
|
381
|
| 11. | 213 + 178 = |
391
|
473
|
366
|
403
|
| 12. | 239 + 133 = |
372
|
417
|
472
|
266
|