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Line Multiplication Method Concepts

Line Multiplication Method Concepts

Assessment

Interactive Video

•

Mathematics

•

5th - 8th Grade

•

Practice Problem

•

Hard

•
CCSS
4.NBT.B.5, 4.G.A.1, 5.NBT.B.5

+1

Standards-aligned

Created by

Amelia Wright

FREE Resource

Standards-aligned

CCSS.4.NBT.B.5
,
CCSS.4.G.A.1
,
CCSS.5.NBT.B.5
CCSS.HSG.CO.A.1
,
The video tutorial introduces a line multiplication technique, often referred to as a Chinese, Japanese, or ancient Arabic method. It demonstrates the method with examples, including 12 x 12, 32 x 45, and 301 x 25, highlighting both the strengths and weaknesses of the technique. The tutorial emphasizes the importance of drawing lines at 90-degree angles and counting intersections to determine the product. Challenges such as handling zeros and larger numbers are also discussed.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus of the video tutorial?

Division using lines

Subtraction using lines

Addition using lines

Multiplication using lines

Tags

CCSS.4.NBT.B.5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in the line multiplication method?

Counting intersections

Adding numbers

Drawing lines for each digit

Drawing circles

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to draw lines at 90-degree angles in this method?

To make the lines look neat

To easily identify groups

To make the process faster

To use fewer lines

Tags

CCSS.4.NBT.B.5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 12 x 12 using the line method?

154

144

134

124

Tags

CCSS.5.NBT.B.5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a noted weakness of the line multiplication method?

It only works for even numbers

It is difficult to see groups with larger numbers

It is too simple

It requires advanced math skills

Tags

CCSS.4.NBT.B.5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many groups are formed when multiplying 32 x 45 using the line method?

Four

Three

Two

Five

Tags

CCSS.4.NBT.B.5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final result of multiplying 32 x 45 using the line method?

1440

1640

1340

1540

Tags

CCSS.4.NBT.B.5

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