Erbijsommen t/m 500
Optellen
| 1. | 237 + 234 = |
253
|
314
|
211
|
471
|
| 2. | 247 + 223 = |
499
|
421
|
470
|
408
|
| 3. | 157 + 89 = |
356
|
246
|
446
|
375
|
| 4. | 187 + 92 = |
279
|
372
|
474
|
312
|
| 5. | 248 + 57 = |
305
|
286
|
389
|
324
|
| 6. | 225 + 218 = |
470
|
443
|
316
|
221
|
| 7. | 148 + 128 = |
223
|
345
|
276
|
465
|
| 8. | 231 + 197 = |
326
|
428
|
372
|
308
|
| 9. | 219 + 67 = |
350
|
400
|
286
|
421
|
| 10. | 222 + 80 = |
500
|
371
|
302
|
463
|
| 11. | 151 + 105 = |
313
|
389
|
200
|
256
|
| 12. | 232 + 196 = |
254
|
302
|
428
|
390
|