GCSE Topics: Ratio Skills for Edexcel GCSE 9-1 Maths Higher Revision Guide by Steve Doyle (author)

Do you need to pick up marks in ratio, proportion, and rates
of change in your GCSE exams?

Did you know that ratio, proportion, and rates of change can be
worth up to 23% of your Edexcel Maths Higher GCSE? Nailing all
of the ratio, proportion, and rates of change questions could make
a difference to achieving a higher grade.

Look at the results of your mocks or any other practice materials
you have been doing, if you’re dropping marks with ratio, proportion,
and rates of change, then this revision workbook for GCSE
ratio, proportion, and rates of change (including answers) is the
book for you.

Covering subtopics such as: percentage problems; Growth and decay;
Converting units of areas and volumes, and compound units;
and many more!

Contents:

Introduction to rations

Scale diagrams and maps

Percentage problems

Direct and inverse proportion

Graphs of direct and inverse proportion and rates of change

Growth and decay

Ratios of lengths, areas and volumes

Gradient of a curve and rates of change

Converting units of areas and volume, and compound units

SERIES INFORMATION

Our GCSE Topics revision guides cover GCSE exam topics
at greater depth, with clear and focused explanations of tricky
topics and questions that offer additional challenge. Recapping
key skills and content deepens your understanding and the exam
style practice questions lets you apply your knowledge. Answers
included.

Taking an active, stepped approach to revision, our guides include
popular ‘It!’ features giving you opportunities to self-test
your understanding and apply knowledge as you study.

Do it! Activities to embed understanding

Snap it! Read it, snap it on your phone, revise it…helps
you retain key facts

Nail it! Examiner tips to help you get better grades

Work it! worked examples with model solutions help you
to answer tricky questions

Stretch it! Support for the really tough stuff that will
get you higher grades

Check it! Check your knowledge at the end of each subtopic

Review it! Consolidate your revision with the Review
it! questions.

Each book also contain ‘Callouts’ to give step-by-step guidance
to build understanding and shows the number of marks available
for each question along with a star rating to show the question difficulty
from least demanding to most challenging. There are exam
style questions for each subtopic ramped up in difficulty.

The content of this book was derived from GCSE Grades
9-1: Maths Higher Revision Guide for Edexcel