Erbijsommen t/m 500
Optellen
| 1. | 227 + 113 = |
340
|
213
|
498
|
232
|
| 2. | 150 + 120 = |
468
|
260
|
253
|
270
|
| 3. | 140 + 88 = |
442
|
286
|
409
|
228
|
| 4. | 189 + 171 = |
267
|
223
|
360
|
232
|
| 5. | 207 + 151 = |
358
|
257
|
330
|
474
|
| 6. | 151 + 82 = |
499
|
234
|
233
|
492
|
| 7. | 229 + 82 = |
414
|
328
|
311
|
302
|
| 8. | 153 + 125 = |
226
|
443
|
278
|
437
|
| 9. | 129 + 75 = |
354
|
405
|
269
|
204
|
| 10. | 198 + 162 = |
360
|
411
|
389
|
426
|
| 11. | 163 + 154 = |
317
|
448
|
427
|
265
|
| 12. | 207 + 161 = |
368
|
249
|
330
|
470
|