Understanding Cost Calculation Methods

Understanding Cost Calculation Methods

Assessment

Interactive Video

Created by

Thomas White

Mathematics

5th Grade

Hard

The video tutorial covers the concept of decimal multiplication using area models, specifically focusing on a problem from the 2018 released STAR test. The instructor guides students through setting up the problem, using both addition and multiplication methods to find the total cost of items. The lesson emphasizes understanding decimal multiplication and provides a step-by-step approach to solving the problem, highlighting the importance of carrying over decimals and combining different methods for a comprehensive understanding.

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19 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the video tutorial?

Fraction multiplication with area models

Whole number multiplication with area models

Decimal division using area models

Decimal multiplication with area models

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which standard is being addressed in the video?

5.3d

5.3c

5.3b

5.3a

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the cost of each pepper George is buying?

$0.40

$4.00

$40.00

$0.04

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the cost of the peppers represented in the area model?

Using a 15x15 grid

Using a 10x10 grid

Using a 5x5 grid

Using a 20x20 grid

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does each row in the 10x10 grid represent?

5 cents

15 cents

20 cents

10 cents

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using a 10x10 grid in the area model?

To represent percentages

To represent money

To represent whole numbers

To represent fractions

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total cost of the peppers when added together?

$1.00

$1.40

$0.80

$1.20

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