11 March, S3 - 9/M7*

Title: Percentage of a number

Grade F

To be able to calculate simple percentages of a quantity using the bubble method.

If 100% = 300, how do we find 15%?

Grade E

To be able to demonstrate how to find any percentages of a

quantity by using decimals.

What is 5% as a decimal? How can I use this to find 5% of 455?

Resources

Grade F

Ten Ticks - 4, 4, pages 23-24

Grade E

Ten Ticks - 5, 2, page 32

Homework
Learning Objectives for next lesson:

Grade F

To be able to calculate simple percentages of a quantity using the bubble method.

If 100% = 300, how do we find 15%?

Grade E

To be able to demonstrate how to find any percentages of a

quantity by using decimals.

What is 5% as a decimal? How can I use this to find 5% of 455?