Erbijsommen t/m 500
Optellen
| 1. | 160 + 80 = |
402
|
240
|
481
|
274
|
| 2. | 171 + 160 = |
310
|
331
|
430
|
227
|
| 3. | 153 + 87 = |
270
|
240
|
378
|
351
|
| 4. | 162 + 84 = |
286
|
271
|
246
|
500
|
| 5. | 210 + 96 = |
394
|
467
|
464
|
306
|
| 6. | 177 + 171 = |
356
|
230
|
479
|
348
|
| 7. | 151 + 62 = |
213
|
352
|
460
|
379
|
| 8. | 213 + 79 = |
292
|
250
|
305
|
370
|
| 9. | 178 + 111 = |
484
|
385
|
453
|
289
|
| 10. | 174 + 63 = |
274
|
324
|
221
|
237
|
| 11. | 179 + 130 = |
362
|
309
|
382
|
463
|
| 12. | 183 + 54 = |
446
|
216
|
237
|
410
|