Erbijsommen t/m 500
Optellen
| 1. | 248 + 233 = |
240
|
356
|
342
|
481
|
| 2. | 155 + 89 = |
359
|
329
|
245
|
244
|
| 3. | 129 + 124 = |
344
|
466
|
253
|
286
|
| 4. | 222 + 192 = |
230
|
414
|
444
|
288
|
| 5. | 197 + 179 = |
376
|
356
|
276
|
215
|
| 6. | 228 + 138 = |
295
|
366
|
388
|
484
|
| 7. | 140 + 124 = |
341
|
264
|
223
|
396
|
| 8. | 226 + 89 = |
264
|
315
|
296
|
360
|
| 9. | 250 + 142 = |
464
|
321
|
392
|
388
|
| 10. | 166 + 105 = |
357
|
271
|
366
|
361
|
| 11. | 119 + 95 = |
301
|
214
|
442
|
478
|
| 12. | 121 + 52 = |
143
|
173
|
133
|
185
|