"Qualification rate" percentage PPT

Description

"Qualification rate" percentage PPT

Part One: Learning Objectives

1. Understanding the meaning of pass rate will solve the practical problem of "finding what percentage of one number is another number".

2. In the process of solving problems, understand the necessity of converting decimals and fractions into percentages, and be able to correctly convert decimals and fractions into percentages.

3. In the process of learning, you can further feel the close connection between percentages and life, and improve your awareness of the application of mathematics.

Learning focus: Learn to solve the practical problem of "finding what percent of one number is another number".

Learning difficulty: convert decimals and fractions into percentages correctly and skillfully.

Learning method: Through specific situations, contact the method of "finding what fraction of one number is another number" in fraction division, analyze and compare, and master the solution.

Preparation of learning tools: answer sheet, survey of the number of people with myopia in the class, number of people who met the physical education standards last semester.

Qualification rate PPT, part 2: introduction of scenarios

passing rate

Students, take a careful look at the information on the big screen. Which information can you not understand?

In the final test last semester, 45 people from Class 5(1) participated, 45 people passed the math score, and the passing rate was 100%; 44 people passed the Chinese language, and the passing rate was 97.8%.

Interactive new teaching

1. Explore the pass rate

Product qualification rate = number of qualified products / total number of products × 100%

2. Explore fractions and convert decimals into percentages

Qualification rate PPT, the third part: Consolidation and expansion

1. A primary school science and technology group conducted a seed germination experiment. The experimental results are as follows.

⑴Tell me what the germination rate means.

⑵ Fill in the germination rate of seeds in the table.

⑶ In the table, ( ) seeds have the highest germination rate, and ( ) seeds have the lowest germination rate.

2. Convert the following numbers into percentages.

3. Use different numbers to indicate how much of the blue part of the picture occupies the entire picture.

4. Find the attendance rate of each grade on the day based on the table below.

⑴Tell me what attendance rate means.

⑵ Fill in the attendance rate of each grade in the table.

⑶In the table, the attendance rate of grade ( ) is the highest, and the attendance rate of grade ( ) is the lowest.

Pass rate PPT, part 4 content: Class summary

Qualification rate: the percentage of qualified boxes to the total number of boxes inspected.

The passing rate of license A: 43÷50＝＝＝86%

The passing rate of Brand B: 52÷60≈0.867＝86.7%

To convert a decimal into a percentage: move the decimal point two places to the right and add a percent sign.

Method of converting fractions into percentages: ① Convert fractions into decimals first, and then into percentages.

(If division is not possible, usually keep three decimal places)

② First convert the fraction into a fraction whose denominator is 100, and then write it into a percentage form.

Keywords: Beijing Normal University edition sixth grade mathematics PPT courseware free download, pass rate PPT download, percentage PPT download, .PPT format;

For more information about the "Percent Pass Rate" PPT courseware, please click on the "Percent PPT Pass Rate" PPT tab.

"Pass Rate" Percentage PPT Teaching Courseware:

"Pass Rate" Percentage PPT Teaching Courseware Part One Content: Objectives of this Section 1. Understand the passing rate, be able to solve simple practical problems about percentages, and appreciate the close connection between percentages and real life. 2. In the process of solving practical problems, understand decimals and fractions...

"Qualification Rate" percentage PPT download:

"Pass Rate" Percentage PPT Download Part One: Knowledge Explanation What is the survival rate? Survival rate = number of surviving trees. Total number of trees planted. The Green Team participated in the tree planting activity and planted a total of 400 trees. 10 trees did not survive. What is the survival rate of these trees? (40..

"Pass Rate" Percentage PPT Courseware:

"Pass Rate" Percent PPT Courseware Think about it, how do you convert decimals and fractions into percentages? Do the math and talk about it. 0.24=24% 1.76=176% 0.05=5% 3/4=0.75=75% 5/8=0.625=62.5% 1/60.167=16.7% 1. A primary school science and technology group conducted seed...

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Update Time: 2024-11-15

This template belongs to Mathematics courseware Beijing Normal University Edition Sixth Grade Mathematics Volume 1 industry PPT template

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