Calculating GST and Original Prices

Calculating GST and Original Prices

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Liam Anderson

FREE Resource

The video tutorial explains how to calculate GST from both the original and total prices. It covers the method of dividing by 10 to find GST from the original price and dividing by 11 when starting from the total price. The tutorial also discusses how different countries have varying GST rates and how to handle these differences. Additionally, it explains how to convert between original and total prices using multiplication by 1.1 and the importance of understanding percentage calculations when reversing from total to original prices.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you calculate GST from the original price?

Divide by 11

Multiply by 10

Divide by 10

Multiply by 11

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an alternative method to calculate GST from the original price?

Divide by 11

Multiply by 10

Divide by 10

Multiply by 11

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to consider different GST percentages in various countries?

Because all countries have the same GST rate

To ensure accurate calculations for each country's specific rate

To avoid using any GST calculations

Because GST is not applicable in all countries

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you calculate GST from the total price?

Divide by 11

Multiply by 11

Divide by 10

Multiply by 10

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the rule of thumb for calculating GST from the total price?

Divide by 10

Multiply by 10

Multiply by 11

Divide by 11

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you calculate the total price from the original price?

Multiply by 110%

Divide by 110%

Multiply by 100%

Multiply by 90%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the decimal equivalent of multiplying by 110%?

0.9

1.11

1.01

1.1

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