"Reading and Writing of Decimals" Decimal PPT Courseware 2

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"Reading and Writing of Decimals" Decimal PPT Courseware 2

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The counting unit of 4/10 is ( ), and it is written as a decimal ( )

The counting unit of 56/1000 is ( ), and it is written as a decimal ( )

There are ( ) 0.1s in 0.9; there are ( ) 0.01s in 0.58

5 jiao is ( ) yuan, which can also be written as ( ) yuan.

48 centimeters is ( ) meter, which can also be written as ( ) meter.

The first digit to the right of the decimal point is the tenth place, indicating several 1/10s, and the counting unit is 1/10 or 0.1;

The second digit to the right of the decimal point is the percentile, which represents several 1/100s, and the counting unit is 1/100 or 0.01;

The third digit to the right of the decimal point is the thousandth place, which represents several 1/1000s, and the counting unit is 1/1000 or 0.001;

Think about it: How to read decimals, and what are the connections and differences between reading decimals and integers?

The decimal point is read as a dot, the integer part is read as an integer, and the decimal part is read as each number in turn.

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Update Time: 2024-11-22

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