Erbijsommen t/m 500
Optellen
| 1. | 71 + 71 = |
142
|
112
|
124
|
170
|
| 2. | 144 + 60 = |
204
|
382
|
491
|
492
|
| 3. | 235 + 60 = |
223
|
366
|
257
|
295
|
| 4. | 136 + 117 = |
253
|
499
|
293
|
428
|
| 5. | 117 + 95 = |
492
|
385
|
466
|
212
|
| 6. | 192 + 66 = |
258
|
240
|
327
|
423
|
| 7. | 91 + 84 = |
108
|
106
|
174
|
175
|
| 8. | 245 + 168 = |
413
|
498
|
415
|
464
|
| 9. | 214 + 164 = |
378
|
427
|
274
|
379
|
| 10. | 149 + 148 = |
297
|
344
|
243
|
284
|
| 11. | 179 + 85 = |
487
|
304
|
264
|
293
|
| 12. | 228 + 182 = |
463
|
410
|
244
|
370
|