Erbijsommen t/m 500
Optellen
| 1. | 169 + 87 = |
220
|
256
|
291
|
439
|
| 2. | 152 + 77 = |
267
|
356
|
466
|
229
|
| 3. | 214 + 205 = |
471
|
251
|
419
|
482
|
| 4. | 127 + 79 = |
206
|
209
|
238
|
273
|
| 5. | 243 + 136 = |
305
|
379
|
407
|
457
|
| 6. | 227 + 172 = |
399
|
312
|
269
|
361
|
| 7. | 100 + 77 = |
116
|
177
|
103
|
154
|
| 8. | 202 + 82 = |
284
|
222
|
327
|
322
|
| 9. | 183 + 161 = |
363
|
292
|
344
|
430
|
| 10. | 184 + 136 = |
487
|
307
|
320
|
244
|
| 11. | 146 + 98 = |
244
|
323
|
297
|
365
|
| 12. | 243 + 147 = |
494
|
445
|
311
|
390
|