Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 781 ? 390 = 1.171 |
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| 2. | 911 ? 515 = 1.426 |
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| 3. | 12 ? 11 = 132 |
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| 4. | 568 ? 524 = 44 |
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| 5. | 849 ? 328 = 521 |
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| 6. | 911 ? 674 = 237 |
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| 7. | 20 ? 19 = 380 |
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| 8. | 17 ? 11 = 187 |
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| 9. | 18 ? 10 = 180 |
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| 10. | 870 ? 238 = 632 |
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| 11. | 19 ? 18 = 342 |
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| 12. | 661 ? 309 = 970 |
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