8.1: Percentage

1) Lesson Objectives:

You should be able to

• know what is percentage

• find percentage given a fraction or decimal

• convert fraction and decimal into a percentage

• compare two quantities by percentage

A: Percentage, fraction and decimal

B: Percentages greater than 100% and percentages less than 1%

Read and try to understand Textbook 1B explanation and worked examples: pg 2 to 5.

C: Percentage of a quantity

Read and try to understand Textbook 1B explanation and worked examples: pg 5 to 7.

D: Expressing one quantity as a percentage of another quantity

E: Comparing two quantities by percentage

Read and try to understand Textbook 1B explanation and worked examples: pg 8 to 12.

IMPORTANT: To find percentage always x 100%

(you MUST write the % sign in your working when you are looking for percentage)