Erbijsommen t/m 500
Optellen
| 1. | 142 + 76 = |
490
|
477
|
479
|
218
|
| 2. | 223 + 158 = |
228
|
428
|
381
|
380
|
| 3. | 73 + 55 = |
128
|
108
|
130
|
192
|
| 4. | 227 + 184 = |
411
|
413
|
333
|
254
|
| 5. | 196 + 196 = |
327
|
239
|
392
|
397
|
| 6. | 155 + 121 = |
376
|
276
|
425
|
473
|
| 7. | 210 + 180 = |
390
|
317
|
386
|
459
|
| 8. | 146 + 58 = |
429
|
428
|
419
|
204
|
| 9. | 236 + 154 = |
394
|
355
|
324
|
390
|
| 10. | 166 + 146 = |
312
|
281
|
241
|
394
|
| 11. | 192 + 114 = |
496
|
306
|
257
|
378
|
| 12. | 216 + 205 = |
295
|
442
|
434
|
421
|