Erbijsommen t/m 500
Optellen
| 1. | 243 + 58 = |
301
|
273
|
487
|
334
|
| 2. | 143 + 129 = |
272
|
464
|
465
|
381
|
| 3. | 153 + 54 = |
205
|
207
|
417
|
459
|
| 4. | 180 + 174 = |
259
|
354
|
269
|
489
|
| 5. | 163 + 150 = |
359
|
257
|
348
|
313
|
| 6. | 186 + 84 = |
248
|
316
|
270
|
476
|
| 7. | 119 + 103 = |
332
|
224
|
222
|
308
|
| 8. | 232 + 177 = |
409
|
302
|
241
|
439
|
| 9. | 248 + 223 = |
471
|
212
|
318
|
410
|
| 10. | 245 + 220 = |
465
|
268
|
435
|
322
|
| 11. | 82 + 58 = |
120
|
165
|
137
|
140
|
| 12. | 189 + 164 = |
262
|
353
|
351
|
341
|