"Multiplying with 0 in the middle of the multiplier" Multiplying two or three digits with one digit PPT courseware 3

Description

"Multiplying with 0 in the middle of the multiplier" Multiplying two or three digits with one digit PPT courseware 3

teaching objectives

1. Combined with specific situations, experience the process of independently exploring the calculation methods of 0 multiplied by a number and three-digit multiplied by a single-digit number with 0 in the middle.

2. Understand that multiplication of 0 and any number results in 0, and be able to calculate three-digit numbers with a zero in the middle multiplied by one-digit numbers.

3. Actively participate in mathematics learning and life, and gain a pleasant experience in the process of independently trying calculations.

review review

5×26＝ 4×60＝

30×7＝ 76×6＝

65×5＝ 48×5＝

How many fish are there in 5 fish tanks?

Tell me, what mathematical information did you discover?

How to express it with numbers and calculations?

0＋0＋0＝____( )

0×5＝____( )

or 5×0=____( )

In conclusion

Multiplying 0 with any number gives you 0.

In conclusion

When calculating the multiplication with 0 in the middle of the multiplier, align the same digits, multiply from the ones digit, and use one digit to multiply the number in each digit of the other multiplier in turn. When multiplying with the 0 in the middle, if there is no The number that comes in must be written as a 0 in that bit. If there is a number that comes in, it must be added.

give it a try

Write the product of the following numbers directly.

306×3＝

607×5＝

409×6＝

practice

1. Below is the scene of Tai Chi performance at the opening ceremony of the 2008 Beijing Olympic Games. Do the math: How many people are participating in the Tai Chi performance?

Do the math: How many people are participating in the Tai Chi performance?

502×4=2008 (name)

Answer: A total of 2,008 people participated in the Tai Chi performance.

2.304×5＝ 507×8＝

702×4＝ 609×3＝

806×2＝ 209×9＝

804×6＝ 407×7＝

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For more information about the PPT courseware "Multiplying two or three digits by one digit multipliers with zeros in the middle", please click on the multiplication ppt tag of two or three digits multiplying one digit multipliers with 0s in the middle.

"Multiplying with 0 in the middle of the multiplier" Multiplying two or three digits with one digit PPT courseware 4:

"Multiplying with 0 in the middle of the multiplier" Multiplying two or three digits by one digit PPT courseware 4 Heavy and difficult points to learn Key points: Master the calculation method of multiplication with 0 in the middle of the multiplier. Difficulty: Understand the arithmetic of multiplication of a one-digit number by a three-digit number with 0 in the middle. Multiplication of 0 Explore how to multiply 0 by any...

"Multiplying with 0 in the middle of the multiplier" Multiplying two or three digits with one digit PPT courseware 2:

"Multiplication with 0 in the middle of the multiplier" Multiplying two or three digits by one digit PPT courseware 2 Practice 520＝100 460＝240 307＝210 507＝350 1003＝300 4008＝3200 How many seats are there in 4 stands? Estimate first, then do the math. Estimate: 1 stand has 102...

"Multiplying with 0 in the middle of the multiplier" Multiplying two or three digits with one digit PPT courseware:

"Multiplication with 0 in the middle of the multiplier" Multiplying two or three digits by one digit PPT courseware rewrites the addition formula into a multiplication formula 5+5+5+5+5+5=30 5 6=30 or 65=30 Think about it Think: 56=30 means the sum of ( ) ( ) or the sum of ( ) ( ). ... ... ... 0..

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Update Time: 2024-10-03

This template belongs to Mathematics courseware Hebei Education Edition Third Grade Mathematics Volume 1 industry PPT template

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