Download the PPT courseware "Finding the Greatest Common Factor" The Meaning of Fractions

Description

Download the PPT courseware "Finding the Greatest Common Factor" The Meaning of Fractions

Part 1: Review old knowledge

1. True or false question.

(1) Because 8÷5=1.6, 8 can be divided by 5.

The dividend, divisor, and quotient must all be integers. There can be no remainder.

(2) Because 35÷7=5, 35 is a multiple and 7 is a factor.

Because 35÷7=5, 35 is a multiple of 7 and 7 is a factor of 35.

Factors or divisors cannot exist alone and are interdependent.

2. Please write down the factors of the four numbers 3, 6, 8 and 12.

Find the greatest common factor PPT, part 2: explore new knowledge

Find all the factors of 12 and 18 and share with your partner how you found them.

The common factor of 12 and 18 is ______________.

The greatest common factor of 12 and 18 is ___________.

Find the greatest common factor PPT, the third part: consolidate practice

1. Find all the factors and the greatest common divisor of 9 and 15, and share with your peers how you found them.

The factors of 9 are___________;

The factors of 15 are___________;

The greatest common factor of 9 and 15 is ___________.

2. Fill it out and communicate with your peers.

3. Find the greatest common factor of each set of numbers below.

4. Write the greatest common factor of the numerator and denominator of the following fractions.

5. Write down the numbers 1, 2,...,20 and the greatest common factor of 4 respectively.

Find the greatest common factor PPT, part 4 content: Class summary

What did you gain from studying this class? Is there anything else you don't understand?

Keywords: Beijing Normal University edition fifth grade mathematics PPT courseware free download, find the greatest common factor PPT download, the meaning of fractions PPT download, .PPT format;

For more information about the "The Meaning of Fractions to Find the Greatest Common Factor" PPT courseware, please click on the "The Meaning of Fractions to Find the Greatest Common Factor PPT" tag.

"Finding the Greatest Common Factor" PPT teaching courseware on the meaning of fractions:

"Finding the Greatest Common Factor" PPT teaching courseware on the meaning of fractions Part 1: Exciting introduction Question: Find all the factors of 12 and 18. If the product of two natural numbers is equal to a certain number, then these two numbers are the factors of this number. 12＝（ ）（ ）＝（ ）..

"Finding the Greatest Common Factor" PPT download of the meaning of fractions:

"Finding the Greatest Common Factor" PPT Download of the Meaning of Fractions Part One: Learning Objectives 1. Explore the method of finding the common factors of two numbers, and be able to use the enumeration method to find the common factors and the greatest common factor of the two numbers. 2. Experience the process of finding the common factors of two numbers and understand the common factors..

"Finding the Greatest Common Factor" PPT on the meaning of fractions:

"Finding the Greatest Common Factor" PPT on the meaning of fractions Part One Content: Classroom Introduction 1. Students understand common factors and the greatest common factor in specific situations; explore ways to find the common factors of two numbers, and use the enumeration method to find two numbers common factors and greatest common factors. 2.Experience..

File Info

Update Time: 2024-11-15

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

Preview