Erbijsommen t/m 500
Optellen
| 1. | 242 + 130 = |
286
|
447
|
321
|
372
|
| 2. | 174 + 92 = |
266
|
363
|
379
|
347
|
| 3. | 147 + 77 = |
304
|
224
|
274
|
280
|
| 4. | 227 + 223 = |
455
|
450
|
279
|
436
|
| 5. | 172 + 96 = |
268
|
374
|
432
|
457
|
| 6. | 208 + 179 = |
387
|
396
|
477
|
378
|
| 7. | 216 + 90 = |
215
|
306
|
222
|
257
|
| 8. | 196 + 72 = |
440
|
236
|
268
|
219
|
| 9. | 69 + 53 = |
128
|
121
|
142
|
122
|
| 10. | 219 + 152 = |
492
|
371
|
439
|
210
|
| 11. | 100 + 97 = |
161
|
180
|
122
|
197
|
| 12. | 244 + 201 = |
415
|
435
|
445
|
332
|