Erbijsommen t/m 500
Optellen
| 1. | 231 + 79 = |
310
|
351
|
386
|
256
|
| 2. | 81 + 57 = |
106
|
108
|
138
|
120
|
| 3. | 146 + 132 = |
278
|
316
|
378
|
469
|
| 4. | 240 + 184 = |
243
|
424
|
463
|
210
|
| 5. | 156 + 151 = |
307
|
391
|
260
|
233
|
| 6. | 160 + 154 = |
261
|
279
|
314
|
382
|
| 7. | 122 + 54 = |
176
|
183
|
155
|
120
|
| 8. | 228 + 139 = |
367
|
348
|
215
|
273
|
| 9. | 210 + 76 = |
431
|
232
|
220
|
286
|
| 10. | 250 + 241 = |
477
|
349
|
394
|
491
|
| 11. | 160 + 114 = |
274
|
200
|
452
|
458
|
| 12. | 223 + 169 = |
224
|
456
|
392
|
311
|