### Understanding rate

In this lesson, we will learn about the term 'rate' and apply it to problems that provide a given rate and need scaling.

Skip navigation# Unit Overview: Ratio, real life graphs, and rates of change

## Lessons:

### Understanding rate

### Conversion rates

### Exchange rates with graphs

### Density as rate

### Speed as rate (distance-time graphs)

### Calculating speed, distance and time

### Displacement-time graphs (Part 1)

### Displacement-time graphs (Part 2)

8 lessons

In this lesson, we will learn about the term 'rate' and apply it to problems that provide a given rate and need scaling.

In this lesson, we will learn about conversion rates that are in the same ratio, and those that change. We will model problems and solutions involving conversion rates.

In this lesson, we will learn how to use and interpret conversion graphs to represent rates.

In this lesson, we will learn how to describe a rate of two specific variables as density.

In this lesson, we will learn that we can describe a rate of two specific variables as speed. We will also look at distance-time graphs.

In this lesson, we will learn to calculate and interpret speed, distance and time.

In this lesson, we will learn the difference between distance-time and displacement-time graphs.

In this lesson, we will think further about displacement-time graphs and when the relationship may or may not be linear.

Units in Maths

- Numbers and numerals
- Axioms and arrays
- Factors and multiples
- Order of operations
- Positive and negative numbers
- Expressions, equations and inequalities
- Angles
- Classifying 2-D shapes
- Constructing triangles and quadrilaterals
- Coordinates
- Area of 2-D shapes
- Transforming 2-D figures
- Prime factor decomposition
- Conceptualising and comparing fractions
- Manipulating and calculating with fractions
- Ratio
- Percentages
- Different number systems
- Sequences
- Forming and solving equations
- Forming and solving inequalities
- Linear graphs
- Accuracy and estimation
- Algebra and problem solving
- Ratio (8.6a)
- Ratio, real life graphs, and rates of change
- Direct and indirect proportion
- Univariate data
- Bivariate data
- Famous maths problems
- Angles and parallel lines
- Angles in polygons
- Bearings
- Volume and surface area of prisms
- Area review
- Circles
- FDP review (9.1a)
- Probability
- Sets and Venn Diagrams
- Solving linear simultaneous equations algebraically
- Solving linear simultaneous equations graphically
- Angle review (9.5a)
- Constructions, congruence, and loci
- Pythagoras's theorem
- Famous maths problems
- Ratio review (9.7a)
- Similarity and enlargement
- Surds and trigonometry
- Quadratic expressions (9.9)
- Quadratic equations (9.10)
- Indices and standard form
- Growth and decay
- Finance