Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 491 ? 341 = 832 |
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| 2. | 457 ? 416 = 41 |
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| 3. | 138 ? 59 = 197 |
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| 4. | 455 ? 116 = 339 |
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| 5. | 581 ? 426 = 1.007 |
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| 6. | 17 ? 15 = 255 |
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| 7. | 507 ? 488 = 995 |
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| 8. | 733 ? 653 = 80 |
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| 9. | 822 ? 52 = 874 |
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| 10. | 18 ? 15 = 270 |
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| 11. | 655 ? 529 = 1.184 |
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| 12. | 17 ? 14 = 238 |
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