Ratio and Scale

Understand the meaning and representation of ratio

Understand and use ratio notation

Solve problems involving ratios of the form 1 : n (or n : 1)

Solve problems involving ratios of the form m : n

Divide in a given ratio

Express ratios in their simplest integer form

Express ratios in the form 1 : n (H)

Compare ratios and fractions

Understand pi as a ratio

Understand gradient as a ratio (H)