Erbijsommen t/m 500
Optellen
| 1. | 208 + 199 = |
477
|
407
|
471
|
456
|
| 2. | 249 + 169 = |
330
|
274
|
418
|
487
|
| 3. | 244 + 99 = |
241
|
343
|
385
|
463
|
| 4. | 208 + 173 = |
292
|
377
|
482
|
381
|
| 5. | 209 + 114 = |
491
|
261
|
413
|
323
|
| 6. | 201 + 192 = |
393
|
370
|
320
|
490
|
| 7. | 175 + 148 = |
264
|
347
|
323
|
244
|
| 8. | 121 + 52 = |
113
|
196
|
119
|
173
|
| 9. | 98 + 97 = |
183
|
164
|
128
|
195
|
| 10. | 235 + 145 = |
330
|
334
|
380
|
387
|
| 11. | 182 + 128 = |
342
|
394
|
310
|
216
|
| 12. | 138 + 106 = |
225
|
244
|
471
|
371
|