Provided by Sandra Cathcart, taken from the numeracy project resources.


Has questions and answers and covers:

Finding a percentage of a quantity

Finding one quantity as a percentage of another

Find the total given the percentage of the total

Contextual problems

Increasing or decreasing by a percentage

Finding the original with increasing or decreasing by a percentage


Initially from

For Algebra Patterns and relationships.

Made by Helen Teal and Nicola Mann. Initial idea taken from


Note: There is an accompanying powerpoint “The Pitcher and the Crow Investigation”

A collaborative work by Helen Teal, Tanya Gwillam and Nicola Mann (from Whangarei Girls’ High School) using the NZ Curriculum Documents and the curriculum elaborations from NZ Maths.


We used this to help with our teaching and assessment of the topic.