By the end of this topic can you confidently

• explain that a percentage is a number out of 100. 

• convert between decimals fractions and percentages. 

• find the percentage of a quantitiy 

• explain what a percentage increase and or decrease of a quantity represents. 

• increase or decrease an amount by a given percentage. 

• use percentage increase or decrease to calculate a selling or discounted price.

• determine the profit of a sale and calculate the percentage profit. 

📘2B Problem solving set beginning on Page 77

Choose either question set 13-16 or 15-18