Erbijsommen t/m 500
Optellen
| 1. | 152 + 136 = |
288
|
427
|
350
|
391
|
| 2. | 246 + 126 = |
346
|
398
|
444
|
372
|
| 3. | 173 + 119 = |
352
|
257
|
473
|
292
|
| 4. | 236 + 230 = |
386
|
466
|
430
|
487
|
| 5. | 224 + 77 = |
405
|
482
|
301
|
439
|
| 6. | 108 + 72 = |
189
|
191
|
103
|
180
|
| 7. | 182 + 160 = |
488
|
231
|
348
|
342
|
| 8. | 171 + 120 = |
329
|
435
|
291
|
210
|
| 9. | 188 + 175 = |
350
|
375
|
363
|
344
|
| 10. | 198 + 101 = |
299
|
239
|
202
|
288
|
| 11. | 66 + 54 = |
120
|
156
|
174
|
106
|
| 12. | 249 + 226 = |
475
|
222
|
346
|
386
|