"Multiplication Table of 9" PPT Courseware for Multiplication and Division in Tables

Description

"Multiplication Table of 9" PPT Courseware for Multiplication and Division in Tables

Calculate orally (and tell which formula you use)

9×5= 6×9= 9×4=

9×3= 9×2= 9×1=

9×9= 7×9= 9×8=

How many multiplication calculations can you write? Let's see who can write the most.

12 24 18

2X6=12 4X6=24 3X6=18

6X2=12 6X4=24 6X3=18

3X4=12 3X8=24 2X9=18

4X3=12 8X3=24 9X2=18

Fill in ○ with “＞” “＜” “＝”

2×9○6×3 9×4○6×6 3×6○15

6×7○9×5 3×9○7×4 51+12○9×7

Class summary

There are 9 multiplication tables for 1 and 9. The difference in scores between two adjacent sentences is 9.

2. 1 times 9 is 1 less than 10, 2 times 9 is less than 20... 9 times 9 is 9 less than 90. That is, multiplying 9 and a few is equal to the difference of tens minus a few.

3. The sum of the tens digits and units digits of the product is 9.

4. For the product of the multiplication formula of 9, the units and tens digits of the product in the corresponding positions have exchanged positions, for example, two hundred and ninety-eight, ninety-nine and eighty-one, 18, and 81.

What is the maximum number that can be filled in ( )?

35+( )<99 2×( )<10

7×8>( ) 5×( )<45

6×( )<38 4×( )<34

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For more information about the PPT courseware "9's Multiplication Table Multiplication and Table Division" PPT courseware, please click on the 9's Multiplication Table ppt Multiplication and Table Division ppt tag.

"Using the multiplication formula of 9 to find the quotient" PPT courseware on multiplication and division in the table:

"Using the Multiplication Formula of 9 to Find the Quotient" Multiplication and Division PPT Courseware in Tables Teaching Objectives 1. Combined with specific examples, experience the process of using the multiplication formula of 9 to independently solve simple problems in life. 2. Be able to use the multiplication formula of 9 to perform corresponding multiplication and division calculations relatively skillfully. 3...

"Multiplication Table of 9" PPT courseware for multiplication and division in the table:

"The Multiplication Formula of 9" Multiplication and Division PPT Courseware in the Table Teaching Objectives 1. Combined with specific examples, experience the process of independently trying to summarize the multiplication formula of 9. 2. Memorize the multiplication formula of 9, and be able to use the multiplication formula of 9 to perform corresponding multiplication calculations. 3. When writing formulas and explorations...

"Multiplication Table of 9" PPT Courseware for Multiplication in Tables 2:

"Multiplication Formula of 9" Multiplication in the Table PPT Courseware 2 One Nine Gets Nine 19= 9 91= 9 Two Nine Eight 29=18 92=18 Three Nine Twenty Seven 39=27 93=27 Four Nine Thirty Six 49= 36 94=36 five nine forty five 59=45 95=45 six nine fifty four 69=54 96=54 seven nine..

File Info

Update Time: 2024-07-04

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

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