KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Percentage Problems - Explained

The video tutorial addresses a common mistake students make when solving percentage problems, specifically when calculating 15% of 1000. It clarifies that 'of' in math means multiplication and provides a step-by-step solution to find 15% of 1000 by breaking it down into 10% and 5%. The tutorial emphasizes understanding the concept to avoid errors in exams.

What common mistake do students make when calculating 15% of 1000?

• They add 15 to 1000.

• They divide 1000 by 15.

• They multiply 15 by 1000.

• They subtract 15 from 1000.

In mathematics, what does the word 'of' typically mean?

• Multiply

• Divide

• Add

• Subtract

How do you calculate 15% of 1000 using the breakdown method?

• Find 20% and subtract 5%

• Find 10% and subtract 5%

• Find 10% and add 5%

• Find 5% and multiply by 3

What is the result of adding 10% and 5% of 1000?

• 150

• 100

• 200

• 50

What is the key takeaway regarding the word 'times' in percentage calculations?

• It means 'of'.

• It means to add.

• It means to subtract.

• It means to divide.