Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 11 ? 9 = 99 |
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| 2. | 139 ? 91 = 48 |
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| 3. | 169 ? 162 = 7 |
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| 4. | 121 ? 102 = 19 |
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| 5. | 182 ? 101 = 81 |
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| 6. | 190 ? 84 = 106 |
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| 7. | 15 ? 9 = 135 |
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| 8. | 15 ? 12 = 180 |
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| 9. | 14 ? 9 = 126 |
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| 10. | 145 ? 135 = 280 |
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| 11. | 142 ? 55 = 87 |
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| 12. | 9 ? 8 = 72 |
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