Understanding the Wood Cutting Problem

Understanding the Wood Cutting Problem

Assessment

Interactive Video

Mathematics

5th - 8th Grade

Hard

Created by

Mia Campbell

FREE Resource

The video tutorial explains how to solve a problem involving cutting a 32-inch piece of wood into two parts, where one part is 8 inches longer than the other. The process involves modeling the problem using variables, setting up an equation, and solving it to find the length of the shorter piece. The solution is verified by checking the sum of the lengths.

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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total length of the wood before it is cut?

24 inches

32 inches

40 inches

16 inches

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much longer is the longer piece compared to the shorter piece?

5 inches

10 inches

8 inches

12 inches

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What variable is used to represent the length of the shorter piece?

Y

Z

W

X

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the length of the longer piece expressed in terms of the shorter piece?

X + 12

X + 10

X + 8

X + 5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What equation represents the total length of the wood pieces?

X + X + 8 = 36

X + X + 8 = 40

X + X + 8 = 32

X + X + 8 = 24

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving the equation for X?

Subtract 8 from both sides

Add 8 to both sides

Multiply both sides by 2

Divide both sides by 2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After combining like terms, what does the equation become?

2X + 8 = 40

2X + 8 = 24

2X + 8 = 32

2X + 8 = 36

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the length of the shorter piece of wood?

16 inches

10 inches

14 inches

12 inches

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do we verify that the solution is correct?

Check if the sum is 40

Check if the sum is 36

Check if the sum is 32

Check if the sum is 24