"Beautiful Street Scene" PPT courseware 6

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"Beautiful Street Scene" PPT courseware 6

1. Situation introduction

There are 12 rows of tomato seedlings in the nursery, with 60 tomatoes in each row.

Transplant them all into the planting area, planting 9 in each row.

When transplanting tomato seedlings to the planting area, how many rows can be planted?

What mathematical information do you know from the picture?

What questions can you ask based on this information?

2. Cooperation and exploration

When transplanting tomato seedlings to the planting area, how many rows can be planted?

There are 12 rows of tomato seedlings in the nursery, with 60 tomatoes in each row. Transplant them all into the planting area, planting 9 in each row.

Use your favorite method to organize the conditions and questions, and then solve them in formulas. Give it a try!

Think about it: What processes and steps did you go through to solve the problem?

1. Clarify the meaning of each condition in the question and clarify the required questions.

Conditions: There are 12 rows of tomato seedlings in the nursery, with 60 plants in each row. Transplant them all into the planting area, planting 9 in each row.

Question: How many rows can be planted in the planting area?

2. Use lists or excerpts to organize conditions and questions and clarify quantitative relationships.

3. Independent practice

1. If 2 people share a room, girls need exactly 30 rooms.

If there is one room for every 3 people, how many rooms do girls need?

Use a table to organize the conditions and questions first, and then answer them.

2×30÷3

＝60÷3

=20 (room)

Answer: If there are one room for every 3 people, girls need 20 rooms.

2. There are 15 people in the calligraphy class, and the number in the painting class is 6 times that of the calligraphy class. The painting class is divided into 5 groups on average. How many people are there in each group?

15×6÷5

＝90÷5

=18 (people)

Answer: There are 18 people in each group.

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Update Time: 2024-11-23

This template belongs to Mathematics courseware Qingdao Edition Third Grade Mathematics Volume 2 industry PPT template

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