Math 2 Lesson: Division 5

### 1.1. Knowledge to remember

Make a division table of 5 and related problems.

### 1.2. Math forms

**Form 1: Perform the calculation to divide a number by 5**

– To calculate the value of division, you need to repeat the division table you just learned or do the multiplication.

**Form 2: Math quizzes**

– Read and analyze the problem: The math form shows the value of many groups, the number of groups and knowing the value of each group is the same, requires finding the value of each group.

– Find the solution: I take the value of many given groups divided by the number of groups.

– Presentation of the article.

– Check the solution of the problem and expand the problem (if any)

**Form 3: Fill in the numbers in the table: Divisor, divisor and quotient.**

Fill in the table of missing quotients by dividing the divisor by the divisor.

### 1.3. Solving Textbook Exercises

**Lesson 1**

Number?

__Solution method__

Divide the divisor by the divisor and use the 5 division table you just learned to find the result.

__Solution guide__

**Lesson 2**

There are 15 flowers arranged in 5 vases. How many flowers are there in each vase?

__Solution method__

To find the answer, divide the number of flowers by the number of vases.

__Solution guide__

The number of flowers in each vase is:

15 : 5 = 3 (flower)

Answer: 3 flowers.

**lesson 3**

There are 15 flowers in the vase, each vase has 5 flowers. How many flower vases can I put?

__Solution method__

To find the answer, we divide the number of flowers by 5.

__Solution guide__

The number of vases is:

15 : 5 = 3 (flower vase)

Answer: 3 vases.

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