Kies het goede teken
Getallen
| Oefening 1 | |||||
| 1. | 849 ? 428 = 1.277 |
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| 2. | 20 ? 17 = 340 |
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| 3. | 860 ? 366 = 1.226 |
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| 4. | 279 ? 80 = 199 |
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| 5. | 625 ? 358 = 267 |
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| 6. | 144 ? 123 = 21 |
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| 7. | 12 ? 11 = 132 |
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| 8. | 17 ? 15 = 255 |
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| 9. | 278 ? 203 = 481 |
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| 10. | 18 ? 12 = 216 |
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| 11. | 20 ? 19 = 380 |
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| 12. | 681 ? 382 = 299 |
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