Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 89 ? 58 = 31 |
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| 2. | 113 ? 53 = 166 |
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| 3. | 12 ? 7 = 84 |
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| 4. | 79 ? 58 = 21 |
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| 5. | 139 ? 101 = 240 |
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| 6. | 191 ? 141 = 332 |
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| 7. | 172 ? 164 = 336 |
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| 8. | 192 ? 61 = 253 |
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| 9. | 13 ? 11 = 143 |
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| 10. | 151 ? 98 = 249 |
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| 11. | 12 ? 12 = 144 |
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| 12. | 83 ? 71 = 12 |
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