Erbijsommen t/m 500
Optellen
| 1. | 227 + 225 = |
452
|
304
|
283
|
222
|
| 2. | 248 + 192 = |
440
|
454
|
294
|
309
|
| 3. | 175 + 148 = |
480
|
323
|
212
|
229
|
| 4. | 247 + 234 = |
481
|
487
|
254
|
499
|
| 5. | 177 + 97 = |
265
|
224
|
481
|
274
|
| 6. | 203 + 154 = |
357
|
256
|
250
|
493
|
| 7. | 186 + 158 = |
284
|
492
|
344
|
472
|
| 8. | 123 + 80 = |
258
|
402
|
257
|
203
|
| 9. | 200 + 180 = |
377
|
353
|
394
|
380
|
| 10. | 77 + 63 = |
180
|
169
|
140
|
190
|
| 11. | 222 + 182 = |
409
|
336
|
337
|
404
|
| 12. | 169 + 68 = |
492
|
237
|
393
|
228
|