Erbijsommen t/m 500
Optellen
| 1. | 237 + 160 = |
351
|
410
|
397
|
297
|
| 2. | 187 + 144 = |
494
|
331
|
327
|
460
|
| 3. | 173 + 116 = |
298
|
243
|
289
|
468
|
| 4. | 86 + 82 = |
168
|
153
|
152
|
166
|
| 5. | 227 + 139 = |
366
|
215
|
396
|
381
|
| 6. | 146 + 61 = |
387
|
207
|
499
|
278
|
| 7. | 165 + 87 = |
311
|
252
|
437
|
295
|
| 8. | 144 + 143 = |
236
|
493
|
287
|
334
|
| 9. | 202 + 153 = |
355
|
455
|
350
|
343
|
| 10. | 222 + 92 = |
202
|
336
|
314
|
245
|
| 11. | 234 + 211 = |
314
|
283
|
445
|
245
|
| 12. | 243 + 122 = |
295
|
486
|
365
|
431
|