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1. \(\)Zet 104 km² om in dam²\(\)
2. \(\)Zet 246 dm² om in dam²\(\)
3. \(\)Zet 287 mm² om in cm²\(\)
4. \(\)Zet 149 dam² om in cm²\(\)
5. \(\)Zet 361 dam² om in dm²\(\)
6. \(\)Zet 229 mm² om in cm²\(\)
7. \(\)Zet 294 dam² om in m²\(\)
8. \(\)Zet 2 m² om in hm²\(\)
9. \(\)Zet 298 km² om in hm²\(\)
10. \(\)Zet 391 mm² om in cm²\(\)
11. \(\)Zet 245 hm² om in m²\(\)
12. \(\)Zet 283 dam² om in hm²\(\)

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Verbetersleutel

1. \(104 \text{ }km²=1040000\text{ }dam²\)
2. \(246 \text{ }dm²=0,0246\text{ }dam²\)
3. \(287 \text{ }mm²=2,87\text{ }cm²\)
4. \(149 \text{ }dam²=149000000\text{ }cm²\)
5. \(361 \text{ }dam²=3610000\text{ }dm²\)
6. \(229 \text{ }mm²=2,29\text{ }cm²\)
7. \(294 \text{ }dam²=29400\text{ }m²\)
8. \(2 \text{ }m²=0,0002\text{ }hm²\)
9. \(298 \text{ }km²=29800\text{ }hm²\)
10. \(391 \text{ }mm²=3,91\text{ }cm²\)
11. \(245 \text{ }hm²=2450000\text{ }m²\)
12. \(283 \text{ }dam²=2,83\text{ }hm²\)