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1. \(\)Zet 324 cm² om in m²\(\)
2. \(\)Zet 160 m² om in hm²\(\)
3. \(\)Zet 270 mm² om in cm²\(\)
4. \(\)Zet 155 cm² om in m²\(\)
5. \(\)Zet 259 mm² om in cm²\(\)
6. \(\)Zet 227 cm² om in m²\(\)
7. \(\)Zet 171 km² om in m²\(\)
8. \(\)Zet 175 mm² om in dm²\(\)
9. \(\)Zet 81 mm² om in dm²\(\)
10. \(\)Zet 210 m² om in mm²\(\)
11. \(\)Zet 116 mm² om in cm²\(\)
12. \(\)Zet 90 hm² om in dm²\(\)

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Verbetersleutel

1. \(324 \text{ }cm²=0{,}0324\text{ }m²\)
2. \(160 \text{ }m²=0{,}016\text{ }hm²\)
3. \(270 \text{ }mm²=2{,}7\text{ }cm²\)
4. \(155 \text{ }cm²=0{,}0155\text{ }m²\)
5. \(259 \text{ }mm²=2{,}59\text{ }cm²\)
6. \(227 \text{ }cm²=0{,}0227\text{ }m²\)
7. \(171 \text{ }km²=171000000\text{ }m²\)
8. \(175 \text{ }mm²=0{,}0175\text{ }dm²\)
9. \(81 \text{ }mm²=0{,}0081\text{ }dm²\)
10. \(210 \text{ }m²=210000000\text{ }mm²\)
11. \(116 \text{ }mm²=1{,}16\text{ }cm²\)
12. \(90 \text{ }hm²=90000000\text{ }dm²\)