10 Word Problems on Direct and Inverse Proportion by Pattern — Solving by Determining Whether to 'Divide to Keep Constant' or 'Multiply to Keep Constant'

Introduction: Starting by confirming what you can already doYou should already be able to do multiplication and division. You ...
BBC

Key points about equations of direct and inverse proportion

In this graph, 𝑥 and 𝑦 are directly proportional. This means that when 𝑥 doubles, 𝑦 also doubles, and when 𝑥 triples, so does 𝑦. In fact, for all coordinates on this line, you could multiply or ...

First-year junior high math midterm in the second semester: points are lost on transposition signs and word problems

The second semester midterm is the first major hurdle for first-year junior high math. Unlike the positive/negative numbers ...
TES

Direct and inverse proportion worksheet (with solutions)

A worksheet on determining whether two variables are in direct proportion, inverse proportion or neither given a table of values. Detailed solutions are included. A bundle is a package of resources ...
TES

Proportion: Direct and Inverse Proportion Powerpoint (Higher GCSE)

A comprehensive powerpoint that covers the topic of Proportion: Direct and Inverse Proportion. The Powerpoint models solutions to key questions in the topic, followed by questions for the students to ...
BBC

Ratio, proportion and rates of change

Revise how to work out equivalent ratios and simplify ratios by dividing both sides by the highest common factor. Test yourself with practice questions and a game. NEW: Ratio and fractions, and ...