Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 245 ? 55 = 300 |
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| 2. | 15 ? 14 = 210 |
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| 3. | 20 ? 18 = 360 |
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| 4. | 323 ? 226 = 97 |
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| 5. | 607 ? 259 = 348 |
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| 6. | 795 ? 64 = 731 |
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| 7. | 304 ? 100 = 204 |
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| 8. | 12 ? 12 = 144 |
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| 9. | 812 ? 685 = 127 |
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| 10. | 356 ? 223 = 579 |
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| 11. | 796 ? 293 = 503 |
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| 12. | 802 ? 83 = 719 |
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