Erbijsommen t/m 500
Optellen
| 1. | 230 + 191 = |
335
|
254
|
484
|
421
|
| 2. | 129 + 92 = |
476
|
275
|
221
|
382
|
| 3. | 160 + 159 = |
319
|
334
|
480
|
248
|
| 4. | 247 + 67 = |
462
|
253
|
314
|
366
|
| 5. | 177 + 173 = |
264
|
350
|
491
|
323
|
| 6. | 233 + 75 = |
308
|
302
|
364
|
217
|
| 7. | 136 + 110 = |
246
|
329
|
353
|
378
|
| 8. | 129 + 124 = |
219
|
497
|
253
|
444
|
| 9. | 151 + 52 = |
353
|
419
|
203
|
399
|
| 10. | 79 + 70 = |
101
|
138
|
149
|
111
|
| 11. | 167 + 56 = |
493
|
223
|
428
|
462
|
| 12. | 183 + 139 = |
304
|
363
|
322
|
291
|