"Written Multiplication" Multiplying Two-Digits by Two-Digits PPT Courseware 3

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"Written Multiplication" Multiplying Two-Digits by Two-Digits PPT Courseware 3

1. Review introduction and reveal topics

Can you answer the following questions?

How did we just solve the problem?

Now that we know that we should read 12 pages every day, the question is how many pages can we read in 20 days.

Today we continue to learn to solve problems.

2. Explore new knowledge

(1) Introduction of situations and raising questions

I know that there are 12 pieces in each box, and I also know that I sold 5 boxes for 45 yuan each.

(2) Solve problems

You can first find out how much a box was sold for, and then find out how much the total price was.

You can also find out how many there are in the 5 boxes first, and then find out how much they sold for in total.

Knowing the number of thermos pots sold and the price of each thermos pot, we can calculate the total amount of money sold.

3. Application of knowledge

1. Do it.

Zhangzhuang Primary School built 16 new classrooms, each with 6 windows. Each window has 8 pieces of glass. How many pieces of glass should be installed in total?

An orchard has 26 rows of orange trees, with 18 trees in each row. On average, each tree can harvest 20 kilograms of oranges. How many kilograms of oranges can be harvested from this orchard?

First find out how many orange trees there are in the orchard; first find out how many kilograms of oranges a row of orange trees can produce.

4. Assign homework

Homework: Exercise 12 on page 54, questions 3 and 4.

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For more information about the PPT courseware "Multiplying two digits by two digits, written calculations and multiplications", please click the "Multiplying two digits by two digits ppt, written calculations and multiplications" ppt tag.

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Update Time: 2024-10-03

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

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