Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 279 ? 266 = 545 |
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| 2. | 19 ? 18 = 342 |
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| 3. | 404 ? 78 = 326 |
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| 4. | 433 ? 75 = 358 |
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| 5. | 894 ? 444 = 1.338 |
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| 6. | 261 ? 252 = 9 |
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| 7. | 620 ? 123 = 743 |
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| 8. | 504 ? 503 = 1.007 |
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| 9. | 20 ? 18 = 360 |
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| 10. | 732 ? 225 = 957 |
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| 11. | 12 ? 10 = 120 |
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| 12. | 909 ? 199 = 1.108 |
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