Erbijsommen t/m 500
Optellen
| 1. | 235 + 101 = |
282
|
363
|
336
|
437
|
| 2. | 160 + 118 = |
278
|
435
|
385
|
335
|
| 3. | 106 + 81 = |
182
|
190
|
195
|
187
|
| 4. | 203 + 101 = |
318
|
415
|
304
|
261
|
| 5. | 232 + 80 = |
312
|
375
|
414
|
407
|
| 6. | 134 + 119 = |
253
|
256
|
274
|
487
|
| 7. | 146 + 125 = |
216
|
271
|
241
|
402
|
| 8. | 247 + 91 = |
338
|
448
|
223
|
368
|
| 9. | 213 + 158 = |
371
|
470
|
422
|
453
|
| 10. | 180 + 166 = |
230
|
346
|
364
|
486
|
| 11. | 139 + 82 = |
221
|
384
|
242
|
413
|
| 12. | 103 + 88 = |
191
|
153
|
165
|
131
|