Provide by Sandra Cathcart, from the Numeracy Project resources

## Category: Number and Algebra

Provide by Sandra Cathcart, from the Numeracy Project resources

Provided by Sandra Cathcart.

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

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 fromÂ https://www.tes.com/teaching-resource/algebra-zoo-fun-substitution-worksheet-11029048

Made by Helen Teal

Problem initially published in NZ Herald.

Collated by Helen Teal from various sources along with some original ideas

For Algebra Patterns and relationships.

Made by Helen Teal and Nicola Mann. Initial idea taken fromÂ https://illuminations.nctm.org/uploadedFiles/Content/Lessons/Resources/6-8/CrowAndPitcher-AS.pdf

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