Write the steps for how to use a number line to multiply a 2-digit number by 20. give an example

To obtain the multiplication of digits number by first jump two times the digit number then jump times by the result we get in step 1.

Further explanation:

A straight line that has all real numbers is known as number line.

The steps involve in multiplying 2-digit number by are as follows.

1. First multiply the two digit number by 2 and the get the result.

2. Multiply the result by to obtain the final result.

For example we have to multiply by on the number line.

Following are the steps involve in multiply by on the number line.

Step 1

Multiply 15 by 2 as,

Make 2 jumps of 15 to get 30.

Step 2

Multiply to to obtain the final result.

Now make 10 jumps of 30 to get .

To obtain the multiplication of 2 digits number by first jump two times the 2 digit number then jump times by the result we get in step 1.

Kindly refer to the image attached to the question.

Learn more:

1. Problem on multiplication

2. Problem on division

3. Problem on lines

Answer details:

Grade: Junior school

Subject: Mathematics

Chapter: Number line

Keywords: two digit number, number line, twenty, multiply, add, jump, examples, multiplication.

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