How to draw a division map for second grade is as follows:

1. Determine the central theme: Write "Division" in the center of the paper or software.

2. Branching Themes: Make aspects of division sub-themes. For example, "Definition of Division", "Rules of Division", "Applications of Division", etc.

3. Add details: Under each subtopic, add more details and information. For example, for "Definition of Division", you can add "Division is a mathematical operation that divides one number (the divisor) into equal parts of another number (the divisor)".

4. Use shapes and colors: To make the mind map more attractive, you can use various shapes and colors. For example, a large division symbol (÷) can be used to represent the central theme of division, and lines and shapes of different colors can be used to represent different sub-themes and details.

5. Keep it simple: While adding graphics and colors can make a mind map more appealing, make sure you don't overcomplicate it. Each branching topic and detail should be directly connected to the central theme.

Division is an important concept in second grade math; it is a mathematical operation that divides one number (the divisor) into equal parts of another number (the divisor). By learning about division, we can better understand the concepts of integers and fractions and build a foundation for future math studies.

Let's understand the definition of division. Division can be expressed as "÷", pronounced as "divide". For example, we can say 10 ÷ 2 = 5", which means that 10 is divided into 2 equal parts, and each part is equal to 5. In division, the divisor has to be divisible by the divisor, and there can be no remainder. If the divisor is greater than the divisor, then the quotient is below the divisor and the remainder is above the divisor.

There are a few things to keep in mind when performing division operations: first, both the divisor and the divisor must be whole numbers. Second, the divisor must be greater than or equal to the divisor. Finally, if the divisor is greater than the divisor, then the quotient is below the divisor and the remainder is above the divisor.