"Written Calculation of Three Digits Multiplied by One Digit" Multiplying Two and Three Digits by One Digit PPT Courseware

Description

"Written Calculation of Three Digits Multiplied by One Digit" Multiplying Two and Three Digits by One Digit PPT Courseware

teaching objectives

1. Combined with specific examples, experience the process of independently trying the three-digit multiplication one-digit calculation method.

2. Master the written calculation method of multiplying three-digit numbers by one-digit numbers, and be able to correctly calculate three-digit numbers by one-digit numbers.

3. Able to actively participate in independent trial activities, proactively communicate with classmates about their algorithms, and gain a positive experience.

There is a male lion in the zoo, weighing 223 kilograms.

Tell me, what mathematical information can you learn from the picture?

In conclusion

The written calculation method of multiplying a one-digit number by a three-digit number: align the same digits, multiply from the ones digit, and use the one-digit number to multiply each digit of the three-digit number in turn. Which digit is multiplied by? Write the product below the digit, and if the digit is multiplied to reach tens, advance to the previous digit.

The written calculation method of multiplying multiple digits by one digit (continuous carry): align the same digits, multiply from the ones digit, and when the ones digit is hundreds, just add the number of hundreds... Don't forget to add the carry when calculating each digit. number.

practice

1. First estimate how many digits the product is, and then calculate.

64×5＝ 265×3＝

24×4＝ 358×6＝

492×5＝

718×4＝

2. How much is the ticket revenue of the Science and Technology Exhibition Hall today?

237×6=1422 (yuan)

Answer: The ticket revenue of the Science and Technology Exhibition Hall today is 1,422 yuan.

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For more information about the PPT courseware "Two or three digits multiplied by one digit, written calculation of three digits multiplied by one digit", please click the "Two or three digits multiplied by one digit ppt written calculation of three digits multiplied by one digit" ppt tag.

"Written multiplication of three-digit numbers by one-digit numbers" Multiplying two and three-digit numbers by one-digit numbers PPT courseware 2:

"Multiplying three-digit numbers by one-digit numbers" PPT courseware for multiplying two and three-digit numbers by one-digit numbers 2 Important and difficult points to learn Key points: Master the written calculation method of multiplying three-digit numbers by one-digit numbers. Difficulty: Understand the calculation method of multiplying multiple digits by one digit with consecutive carries. Explore the written formula for multiplying three-digit numbers by one-digit numbers..

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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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