Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 948 ? 831 = 117 |
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| 2. | 470 ? 159 = 311 |
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| 3. | 732 ? 670 = 62 |
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| 4. | 19 ? 13 = 247 |
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| 5. | 17 ? 17 = 289 |
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| 6. | 836 ? 425 = 411 |
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| 7. | 375 ? 293 = 668 |
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| 8. | 15 ? 10 = 150 |
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| 9. | 398 ? 194 = 592 |
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| 10. | 534 ? 455 = 79 |
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| 11. | 19 ? 13 = 247 |
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| 12. | 715 ? 631 = 84 |
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