Ratio and Proportion

Showing all 11 results

Ratio and Proportion

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Interactive Lessons

Calculating Speed, Distance and Time

Using ratio notation students learn how to calculate the speed when given distance and time.  As learning progre...
Key Stage 3
Interactive Lessons
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Number
Interactive Lessons

Direct Proportion and Exchange Rates

Using equivalent ratios and the unitary method students learn how to calculate amounts that are in direct propor...
Key Stage 3
Interactive Lessons
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Number
Interactive Lessons

Ratio and Equivalent Proportions

Students learn how to use ratio and equivalent proportions to write a ratio as a fraction and percentage.  Using...
Key Stage 3
Interactive Lessons
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Number
Interactive Lessons

Scale Drawings

Students learn how to draw diagrams to a scale using ratio notation.  As learning progresses they learn how to c...
Key Stage 3
Interactive Lessons
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Free Resources

Sharing in a Given Ratio

Students learn how to divide a quantity into two or more parts when given a ratio.  As learning progresses stude...
Key Stage 3
Free Resources
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Interactive Lessons

Writing Ratios in their Simplest Form

Key stage 3 lesson where students learn about writing ratios in their simplest form using the highest common fac...
Key Stage 3
Interactive Lessons
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Number
Interactive Lessons

Simplifying Ratios

The start of the lesson is used to review matching simple proportions with their corresponding diagrams.  The de...
GCSE / Year 9 Term 2
Interactive Lessons
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Interactive Lessons

Sharing to a Ratio

The start of the lesson is used to review sharing a sum of money equally between three people.   The development...
GCSE / Year 9 Term 2
Interactive Lessons
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Interactive Lessons

Proportional Reasoning

The start of the lesson is used to review simplifying and calculating equivalent ratios.   The development phase...
GCSE / Year 9 Term 2
Interactive Lessons
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Number
Interactive Lessons

Modelling Inverse Proportion

Students learn how to model inverse proportion problems using the constant of variation, k.  As learning progres...
GCSE / Year 10 Term 6
Interactive Lessons
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Interactive Lessons

Direct Linear Proportion

Students learn how to model variables in direct linear proportion using the constant of proportionality, K.  As ...
GCSE / Year 10 Term 6
Interactive Lessons

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Mr Mathematics Blog

How to Simplify Surds

August 4, 2018
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 […]

Sharing an Amount to a Given Ratio

July 9, 2018
There are three common methods for sharing an amount to a given ratio.  Depending on the age group and ability range I am teaching I would choose one approach over the other two. The three methods are: Using fractions Unitary method Using a table In this blog I will demonstrate each of the three methods […]

Plotting Scatter Graphs and Understanding Correlation

July 4, 2018
To introduce plotting scatter graphs and understanding correlation I ask students to think about the relationships between different variables and to describe how they might be related. Here's my starter activity which students discuss in pairs then present to me on mini-whiteboards. When the students have had time to discuss the matching pairs we talk […]