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Mathematical unit conversion
Remember: exchange large for small, multiplying power. Change from small to large, divided by the forward speed.

Length:1mm =10cm1cm =10dm/dm =1000m =1km.

Area: 1 cm2 = 1 00mm2 1 cm2 =1cm2 =100mm2.

1 km2 = 100 hectares =1100 million m2.

Volume: 1 cm3 = 1000 m3 1 dm3 = 1000 m3 = 1 000 m3.

Volume: 1 cubic decimeter = 1L= 1000 cubic centimeter = 1000ml.

Hope to adopt, thank you!