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　Course 3 > Grammar > Part of Speeck > Numeral > Countable and Uncountable　　　　　　　│Text│Exercises│

		Exercises:Directions: Read out the decimals in the following sentences and then type them in the boxes. 　　1. Coal output will be (1.45) billion tons. 　　2. 315 million yuan now equals to US$ (37.9) million. 　　3. The total railway length within the city is (151.26) kilometers. 　　4. The region produced (16.7) million tons of grain.