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1. \(\)Zet 155 km² om in hm²\(\)
2. \(\)Zet 394 dam² om in km²\(\)
3. \(\)Zet 359 km² om in m²\(\)
4. \(\)Zet 382 mm² om in dm²\(\)
5. \(\)Zet 215 dam² om in dm²\(\)
6. \(\)Zet 306 dm² om in cm²\(\)
7. \(\)Zet 79 dam² om in cm²\(\)
8. \(\)Zet 139 cm² om in dm²\(\)
9. \(\)Zet 265 hm² om in m²\(\)
10. \(\)Zet 327 km² om in m²\(\)
11. \(\)Zet 123 m² om in hm²\(\)
12. \(\)Zet 274 dam² om in km²\(\)

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Verbetersleutel

1. \(155 \text{ }km²=15500\text{ }hm²\)
2. \(394 \text{ }dam²=0{,}0394\text{ }km²\)
3. \(359 \text{ }km²=359000000\text{ }m²\)
4. \(382 \text{ }mm²=0{,}0382\text{ }dm²\)
5. \(215 \text{ }dam²=2150000\text{ }dm²\)
6. \(306 \text{ }dm²=30600\text{ }cm²\)
7. \(79 \text{ }dam²=79000000\text{ }cm²\)
8. \(139 \text{ }cm²=1{,}39\text{ }dm²\)
9. \(265 \text{ }hm²=2650000\text{ }m²\)
10. \(327 \text{ }km²=327000000\text{ }m²\)
11. \(123 \text{ }m²=0{,}0123\text{ }hm²\)
12. \(274 \text{ }dam²=0{,}0274\text{ }km²\)