"Understanding Percentage" PPT Courseware 4

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"Understanding Percentage" PPT Courseware 4

A number that expresses what percentage of another number a number is called a percent, and a percent is also called a percentage or a percentage.

Write the percentages below.

⑴ Forty percent writing______,

⑵ Nineteen percent write______,

⑶ One hundred and two point five percent writing ________.

Percents are usually not written as fractions, but are expressed by adding "%" after the original numerator.

Let’s talk about the meaning of the following percentages

(1): my country’s cultivated land area accounts for about 7% of the world’s

(2): Our country’s population accounts for 22% of the world’s population

(3): Disposable chopsticks were invented in Japan. Japan’s forest coverage rate is as high as 65%, but their disposable chopsticks are all imported. Our country's forest coverage rate is less than 14%, but it is a major exporter of disposable chopsticks.

Check in:

100% 200% 2.8% 52%

① In this class, students learn proactively. The teacher hopes that students who fully understand the meaning of percentages will account for ( ) of the whole class.

②In the reservation of Olympic tickets, the number of reserved tickets far exceeds the planned number of tickets sold, and the reservation rate is as high as ( ).

③In a mathematics test, the number of outstanding students accounted for ( ) of the whole class, and the number of unqualified students accounted for ( ) of the whole class.

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For more information about the "Understanding Percents" PPT courseware, please click the "Understanding Percents ppt" tab.

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"Percent Application Questions" Understanding Percent PPT Courseware:

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"Fractions and Percents Application Questions" Understanding Percents PPT Courseware:

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Update Time: 2024-10-19

This template belongs to Mathematics courseware Jiangsu Education Edition Sixth Grade Mathematics Volume 1 industry PPT template

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