multiplication on mathline

Multiplication on Multiplication on MathLineMathLine

For Multiplication on MathLine:For Multiplication on MathLine:

Introduce Multiplication Introduce Multiplication

Practice Multiplication Math FactsPractice Multiplication Math Facts

Multiply all facts up to 10 x 10Multiply all facts up to 10 x 10

Basic Multiplication Word ProblemsBasic Multiplication Word Problems

Memorize Math FactsMemorize Math Facts

Multiplication

Take the word problem:Take the word problem:

Jon was stacking piles of three books Jon was stacking piles of three books each on four shelves. How many books each on four shelves. How many books

did he stack in all? did he stack in all?

4 X 34 X 3

First - Clear MathLineFirst - Clear MathLine

4 X 34 X 3

Remember the Grouping Method

Multiplication

4 X 34 X 3

Multiplication

Build four groups of 3 ringsBuild four groups of 3 rings

4 X 34 X 3

Multiplication

Build four groups of 3 ringsBuild four groups of 3 rings

4 X 34 X 3

Multiplication

Build four groups of 3 ringsBuild four groups of 3 rings

4 X 34 X 3

Multiplication

Build four groups of 3 ringsBuild four groups of 3 rings

4 X 34 X 3

Multiplication

Build four groups of 3 ringsBuild four groups of 3 rings

4 X 34 X 3

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

4 X 34 X 3

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

4 X 34 X 3

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

4 X 34 X 3

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

4 X 34 X 3

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the leftStudent sees product on MathLineStudent sees product on MathLine

Remember, Remember,

Multiplication is simply repeated Multiplication is simply repeated additionaddition

Notice youNotice you kinesthetically do the same kinesthetically do the same action for multiplication and addition on action for multiplication and addition on

MathLine!MathLine!

Multiplication

Let’s do a larger problemLet’s do a larger problem

Take 7 x 8Take 7 x 8

Multiplication

First - Clear MathLineFirst - Clear MathLine

7 X 87 X 8

Multiplication

Remember the Grouping MethodRemember the Grouping Method

Multiplication

7 X 87 X 8

One group of 8 ringsOne group of 8 rings

Multiplication

7 X 87 X 8

Two groups of 8 ringsTwo groups of 8 rings

Multiplication

7 X 87 X 8

Three groups of 8 ringsThree groups of 8 rings

Multiplication

7 X 87 X 8

11

Rule: Begin group on one bar, Rule: Begin group on one bar, continue on the next continue on the next

Multiplication

22 33 44 55 66 77 88

7 X 87 X 8

11

Four groups of 8Four groups of 8

Multiplication

22 33 44 55 66 7788

7 X 87 X 8

Multiplication

7 X 87 X 8

Multiplication

Five groups of 8Five groups of 8

7 X 87 X 8

Multiplication

7 X 87 X 8

Multiplication

Six groups of 8Six groups of 8

7 X 87 X 8

Multiplication

Seven groups of 8Seven groups of 8

11

33 44 55 66 77 88

22

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

Multiplication

On MathLine multiply rings to the leftOn MathLine multiply rings to the left

7 X 87 X 8

7 X 8 = 7 X 8 = 5656

Multiplication

Student sees product on MathLineStudent sees product on MathLine