Percentages & Applications

Learning Outcomes

Students should be able to:

• State the meaning of percentage
• Convert percentages as fractions and fractions as percentages
• Calculate the percentage of a quantity
• Calculate one amount as a percentage of another amount
• Increase and decrease by a percentage
• Calculate percentage discount and mark up
• Calculate percentage change, percentage profit and loss
• Calculate percentage error
• Compare prices using the unitary method

Victorian Curriculum

• Solve problems involving the use of percentages, including percentage increases and decreases and percentage error, with and without digital technologies (VCMNA276)
• Find percentages of quantities and express one quantity as a percentage of another, with and without digital technologies. (VCMNA248)
• Solve problems involving profit and loss, with and without digital technologies (VCMNA278)

Vocabulary

Percentage, increase, decrease, mark-up, mark-down, discount, profit, loss, cost, percentage increase/decrease/profit/loss