Erbijsommen t/m 500
Optellen
| 1. | 246 + 230 = |
499
|
277
|
476
|
319
|
| 2. | 161 + 109 = |
404
|
420
|
482
|
270
|
| 3. | 135 + 81 = |
208
|
369
|
237
|
216
|
| 4. | 140 + 106 = |
450
|
246
|
337
|
383
|
| 5. | 241 + 160 = |
467
|
261
|
401
|
464
|
| 6. | 154 + 81 = |
330
|
235
|
415
|
454
|
| 7. | 157 + 128 = |
285
|
448
|
262
|
353
|
| 8. | 220 + 180 = |
393
|
439
|
266
|
400
|
| 9. | 182 + 106 = |
457
|
288
|
439
|
322
|
| 10. | 171 + 91 = |
262
|
460
|
376
|
248
|
| 11. | 178 + 79 = |
257
|
201
|
361
|
255
|
| 12. | 176 + 105 = |
295
|
281
|
308
|
415
|