Erbijsommen t/m 500
Optellen
| 1. | 175 + 162 = |
410
|
453
|
247
|
337
|
| 2. | 135 + 77 = |
212
|
387
|
491
|
270
|
| 3. | 242 + 120 = |
490
|
362
|
436
|
358
|
| 4. | 236 + 158 = |
330
|
392
|
431
|
394
|
| 5. | 208 + 207 = |
415
|
450
|
482
|
392
|
| 6. | 170 + 128 = |
325
|
445
|
298
|
370
|
| 7. | 211 + 210 = |
421
|
393
|
418
|
249
|
| 8. | 210 + 121 = |
331
|
478
|
424
|
422
|
| 9. | 141 + 57 = |
103
|
184
|
198
|
197
|
| 10. | 220 + 150 = |
205
|
217
|
370
|
372
|
| 11. | 187 + 73 = |
399
|
400
|
285
|
260
|
| 12. | 156 + 59 = |
215
|
212
|
384
|
489
|