# Calculating a Repeated Percentage Change

Students learn how to calculate a repeated percentage change using decimal multipliers.  As learning progresses students consider the overall percentage change to lead in to compound interest in subsequent lessons.
##### Differentiated Learning Objectives
• All students should be able to calculate a decimal multiplier given a percentage change.
• Most students should be able to calculate an equivalent successive percentage change.
• Some students should be able to calculate the percentage change needed by the end of the second year.
##### Related Blog
SKU: 718

### Mr Mathematics Blog

#### Writing a Single Column Vector

Visual and algebraic methods for writing a single column vector.

#### Teaching Reciprocals of Numbers and Terms

How to teach working out the reciprocal of integers, fractions, decimals and mixed numbers.

#### Proving Geometrical Relationships using Algebra

How to teach proving geometrical properties using algebra.