U5 Area 面积 (3)

1 平方米=100 平方分米

• 
  1 dm² = 100 cm²

• 1 m² = 100 dm²

• 
  1 cm² = 100 dm²

1 平方分米=100 平方厘米

• 
  
  1 dm² = 100 cm²

• 1 m² = 100 dm²

• 
  
  1 dm² = 10000 cm²

40 m²=

• 4 dm²

• 400 dm²

• 4000 dm²

Which one is bigger?

• 1 m²

• 90 dm²

Which one is smaller?

• 9 m²

• 900 cm²

Which one is smaller?

• 3 dm² 6cm²

• 360 cm²

Which one is bigger?

• 100 cm²

• 10 dm²

6000 dm²=

• 60 m²

• 600 m²

• 6 m²

500 dm²=

• 5 m²

• 50 m²

• 5000 m²

3 m²=

• 30000 cm²

• 3000 cm²

• 300 cm²