"Estimation of Division" PPT courseware for division where the divisor is a single digit

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"Estimation of Division" PPT courseware for division where the divisor is a single digit

1. Review old knowledge

(1) Calculate the following questions orally

640÷8＝ 500÷5＝

60÷3＝ 200÷4＝

4200÷6＝ 1200÷2＝

(2) Can you estimate the results of each question? what are you thinking?

26÷6≈ 17÷5≈ 59÷7≈

Think about what number is closest to the dividend when multiplied by the divisor. What is the quotient?

2. Explore new knowledge

(1) Introduction of situations and raising questions

From the picture, what information do you know and what problem do you want to solve?

The total cost of accommodation for 3 days was 267 yuan. How much is the daily accommodation fee?

(2) Explore solutions

How much is the daily accommodation fee? How should I understand it?

If we know that the accommodation fee for 3 days is 267 yuan, we know the total amount of money for 3 days. Find the daily accommodation fee. Daily accommodation fee = total amount of money ÷ number of days of stay, so it can be solved by division.

3. Application of knowledge

1. How close is the result of the following calculation to tens?

You can also think of multiplying the divisor by the number closest to the first or first two numbers of the dividend.

2. Solve the problem.

(1) How many times longer does a turtle live than a frog?

(2) Can you ask and solve other mathematical problems?

4. Assign homework

Homework: Exercise 6 on page 31, questions 2 and 3.

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For more information about the PPT courseware "Estimation of Divisions with a One-Digit Divisor", please click on the "Estimation of Divisions with a One-Digit Divisor" ppt tag.

"Estimation of Division" Division PPT Courseware 2: The divisor is a single-digit number:

"Estimation of Division" PPT courseware for division with one-digit divisor 2 1. Exploring new knowledge (1) Introduction of situations and asking questions. What information do you know from the picture? Is there anything you don’t understand? A total of 182 pineapples were picked, 8 in each box, a total of 18 cartons,...

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Update Time: 2024-09-08

This template belongs to Mathematics courseware People's Education Press third grade mathematics volume 2 industry PPT template

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