Erbijsommen t/m 500
Optellen
| 1. | 186 + 150 = |
454
|
440
|
383
|
336
|
| 2. | 231 + 113 = |
414
|
348
|
344
|
485
|
| 3. | 237 + 53 = |
253
|
240
|
417
|
290
|
| 4. | 146 + 132 = |
482
|
288
|
278
|
426
|
| 5. | 161 + 63 = |
450
|
224
|
351
|
252
|
| 6. | 176 + 153 = |
329
|
236
|
324
|
412
|
| 7. | 224 + 148 = |
367
|
395
|
348
|
372
|
| 8. | 244 + 109 = |
486
|
336
|
327
|
353
|
| 9. | 159 + 123 = |
282
|
392
|
301
|
281
|
| 10. | 244 + 180 = |
444
|
374
|
424
|
333
|
| 11. | 237 + 209 = |
477
|
363
|
383
|
446
|
| 12. | 217 + 136 = |
353
|
318
|
453
|
491
|