Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 205 ? 50 = 155 |
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| 2. | 660 ? 430 = 230 |
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| 3. | 730 ? 489 = 1.219 |
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| 4. | 180 ? 95 = 85 |
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| 5. | 797 ? 285 = 512 |
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| 6. | 913 ? 657 = 1.570 |
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| 7. | 892 ? 114 = 1.006 |
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| 8. | 613 ? 338 = 951 |
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| 9. | 778 ? 678 = 1.456 |
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| 10. | 193 ? 148 = 341 |
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| 11. | 870 ? 805 = 1.675 |
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| 12. | 347 ? 315 = 662 |
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