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1. \(\)Zet 197 hm² om in m²\(\)
2. \(\)Zet 8 m² om in mm²\(\)
3. \(\)Zet 234 dam² om in hm²\(\)
4. \(\)Zet 393 km² om in hm²\(\)
5. \(\)Zet 317 km² om in m²\(\)
6. \(\)Zet 367 hm² om in dm²\(\)
7. \(\)Zet 362 hm² om in m²\(\)
8. \(\)Zet 120 mm² om in dm²\(\)
9. \(\)Zet 309 cm² om in m²\(\)
10. \(\)Zet 53 dam² om in hm²\(\)
11. \(\)Zet 39 cm² om in mm²\(\)
12. \(\)Zet 144 hm² om in dam²\(\)

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Verbetersleutel

1. \(197 \text{ }hm²=1970000\text{ }m²\)
2. \(8 \text{ }m²=8000000\text{ }mm²\)
3. \(234 \text{ }dam²=2{,}34\text{ }hm²\)
4. \(393 \text{ }km²=39300\text{ }hm²\)
5. \(317 \text{ }km²=317000000\text{ }m²\)
6. \(367 \text{ }hm²=367000000\text{ }dm²\)
7. \(362 \text{ }hm²=3620000\text{ }m²\)
8. \(120 \text{ }mm²=0{,}012\text{ }dm²\)
9. \(309 \text{ }cm²=0{,}0309\text{ }m²\)
10. \(53 \text{ }dam²=0{,}53\text{ }hm²\)
11. \(39 \text{ }cm²=3900\text{ }mm²\)
12. \(144 \text{ }hm²=14400\text{ }dam²\)