Finding Percentages without a Calculator

Finding Percentages without a Calculator
Finding Percentages without a Calculator
Finding Percentages without a Calculator
Finding Percentages without a Calculator

What's Included

  • Smart Notebooks Presentation
  • Interactive Excel File
  • Activ Inspire Flipchart
  • Lesson Plan
  • Microsoft PowerPoint Presentation
  • Differentiated Worksheet

Finding Percentages without a Calculator

Students learn how to calculate a percentage of an amount  using either 10% or working with equivalent fractions.  As learning progresses students move on to calculate decimal percentages such as 33.33% or 12.5%.The start of the lesson recaps converting between percentages and simplified fractions.  The plenary challenges students to interpret a pie chart where the proportions are given as a percentage.
Differentiated Learning Objectives
  • All students should be able to calculate a percentage of an amount using 10%.
  • Most students should be able to calculate a percentage of an amount using equivalent fractions.
  • Some students should be able to calculate a percentage of an amount without a calculator.
Lesson Downloads
Download Lesson Plan Download PowerPoint Download Notebook Download Flipchart Download Worksheet Download Interactive Excel File
Scheme of Work Link
Calculations with Percentages SoW
Related Blog
Efficient Calculator Methods for Percentages Changes Blog
IMMEDIATE DOWNLOAD

Mr Mathematics Blog

Solving Problems with Angles in Parallel Lines

Solving problems with angles in parallel lines is like solving a murder mystery.  One clue leads on to the next and the next until the murderer is found.  However, it doesn’t end there.  The detectives need to explain their reasoning in court using the relevant laws and procedures should the murderer plead not guilty.  If […]

Solving Two Step Equations using the Balance Method

An equation is when one expression, or term, is equal to another.  To solve an equation means to find the value of the variable (represented by a letter) that makes the two expressions equal.  There are two types of equations for secondary school mathematics, linear and none-linear.  In this blog I write about how I […]

How to Simplify Surds

When learning how to simplify surds students need to understand the difference between a rational and irrational number. Rational numbers include integers and terminating and repeating decimals. They can be written as a fraction with both the numerator and denominator as integers. An irrational number is a number which, in its decimal form does not […]