Year 5 Maths

Year 5 Maths skills

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Skills are grouped by curriculum strand. Exact Australian Curriculum wording remains available on every card.

Number

10 skills
AC9M5N01

Number

Interpret, compare and order numbers with more than 2 decimal places, including numbers greater than one, using place value understanding; represent these on a number line

interpret, compare and order numbers with more than 2 decimal places, including numbers greater than one, using place value understanding; represent these on a number…

ExampleDuring a class investigation, two sensors read 1.02 m and 1.028 m. Which reading is greater?

Official curriculum wording

interpret, compare and order numbers with more than 2 decimal places, including numbers greater than one, using place value understanding; represent these on a number line

AC9M5N02

Number

Express natural numbers as products of their factors, recognise multiples and determine if one number is divisible by another

Students distinguish factors from multiples, generate factor pairs systematically and use multiplication facts and divisibility reasoning to decide whether division gives…

ExampleDuring a class investigation, 60 items must be arranged in equal rows. Which row size works with none left over?

Official curriculum wording

express natural numbers as products of their factors, recognise multiples and determine if one number is divisible by another

AC9M5N03

Number

Compare and order fractions with the same and related denominators including mixed numerals, applying knowledge of factors and multiples; represent these fractions on a number line

compare and order fractions with the same and related denominators including mixed numerals, applying knowledge of factors and multiples; represent these fractions on a…

ExampleDuring a class investigation, which fraction is greater than 3/6 but less than 1?

Official curriculum wording

compare and order fractions with the same and related denominators including mixed numerals, applying knowledge of factors and multiples; represent these fractions on a number line

AC9M5N04

Number

Recognise that 100% represents the complete whole and use percentages to describe, represent and compare relative size; connect familiar percentages to their decimal and fraction equivalents

recognise that 100% represents the complete whole and use percentages to describe, represent and compare relative size; connect familiar percentages to their decimal and…

ExampleDuring a class investigation, 25 of every 100 squares are shaded. Which percentage is shown?

Official curriculum wording

recognise that 100% represents the complete whole and use percentages to describe, represent and compare relative size; connect familiar percentages to their decimal and fraction equivalents

AC9M5N05

Number

Solve problems involving addition and subtraction of fractions with the same or related denominators, using different strategies

Students rename fractions with common denominators, combine or separate equal-sized parts and interpret results that may cross a whole, using diagrams, number lines and…

ExampleDuring a class investigation, one group uses 3/10 of a roll and another uses 5/10. How much is used altogether?

Official curriculum wording

solve problems involving addition and subtraction of fractions with the same or related denominators, using different strategies

AC9M5N06

Number

Solve problems involving multiplication of larger numbers by one- or two-digit numbers, choosing efficient calculation strategies and using digital tools where appropriate

solve problems involving multiplication of larger numbers by one- or two-digit numbers, choosing efficient calculation strategies and using digital tools where…

ExampleDuring a class investigation, 3 equal packs hold 190 items each. How many items are there?

Official curriculum wording

solve problems involving multiplication of larger numbers by one- or two-digit numbers, choosing efficient calculation strategies and using digital tools where appropriate; check the reasonableness of answers

AC9M5N07

Number

Solve problems involving division, choosing efficient strategies and using digital tools where appropriate

solve problems involving division, choosing efficient strategies and using digital tools where appropriate; interpret any remainder according to the context and express…

ExampleDuring a class investigation, 81 items are shared equally among 3 groups. How many go in each group?

Official curriculum wording

solve problems involving division, choosing efficient strategies and using digital tools where appropriate; interpret any remainder according to the context and express results as a whole number, decimal or fraction

AC9M5N08

Number

Check and explain the reasonableness of solutions to problems including financial contexts using estimation strategies appropriate to the context

Students choose rounding, front-end estimation, compatible numbers or upper/lower bounds according to the decision being made, then compare estimates with exact solutions…

ExampleDuring a class investigation, which estimate is most useful for checking 297 × 4?

Official curriculum wording

check and explain the reasonableness of solutions to problems including financial contexts using estimation strategies appropriate to the context

AC9M5N09

Number

Use mathematical modelling to solve practical problems involving additive and multiplicative situations including financial contexts

use mathematical modelling to solve practical problems involving additive and multiplicative situations including financial contexts; formulate the problems, choosing…

ExampleDuring a class investigation, 4 tickets cost $4 each. Which equation models the total cost?

Official curriculum wording

use mathematical modelling to solve practical problems involving additive and multiplicative situations including financial contexts; formulate the problems, choosing operations and efficient calculation strategies, using digital tools where appropriate; interpret and communicate solutions in terms of the situation

AC9M5N10

Number

Create and use algorithms involving a sequence of steps and decisions and digital tools to experiment with factors, multiples and divisibility

create and use algorithms involving a sequence of steps and decisions and digital tools to experiment with factors, multiples and divisibility; identify, interpret and…

ExampleDuring a class investigation, an algorithm starts at 4, doubles the number, then adds 3. What is the output?

Official curriculum wording

create and use algorithms involving a sequence of steps and decisions and digital tools to experiment with factors, multiples and divisibility; identify, interpret and describe emerging patterns

Algebra

2 skills
AC9M5A01

Algebra

Recognise and explain the connection between multiplication and division as inverse operations and use this to develop families of number facts

Students use one multiplicative relationship to generate related multiplication and division equations, solve unknowns and extend facts by scaling factors and products

ExampleDuring a class investigation, 11 rows of 5 seats make 55 seats. Which division fact checks the multiplication?

Official curriculum wording

recognise and explain the connection between multiplication and division as inverse operations and use this to develop families of number facts

AC9M5A02

Algebra

Find unknown values in numerical equations involving multiplication and division using the properties of numbers and operations

Students identify the role of an unknown, use inverse operations, factor relationships and distributive properties, then substitute the solution to verify both sides of…

ExampleDuring a class investigation, 10 × □ = 90. What is the missing value?

Official curriculum wording

find unknown values in numerical equations involving multiplication and division using the properties of numbers and operations

Measurement

4 skills
AC9M5M01

Measurement

Choose appropriate metric units when measuring the length, mass and capacity of objects; use smaller units or a combination of units to obtain a more accurate measure

Students select a metric unit and instrument that produce a useful precision, use familiar benchmarks to estimate and convert related units before comparing measurements

ExampleDuring a class investigation, which metric unit is most suitable for measuring the length of a classroom?

Official curriculum wording

choose appropriate metric units when measuring the length, mass and capacity of objects; use smaller units or a combination of units to obtain a more accurate measure

AC9M5M02

Measurement

Solve practical problems involving the perimeter and area of regular and irregular shapes using appropriate metric units

Students distinguish boundary length from surface coverage, calculate regular shapes, decompose composite regions and approximate irregular spaces with stated assumptions…

ExampleDuring a class investigation, a rectangular space is 12 m by 3 m. How much fencing surrounds it?

Official curriculum wording

solve practical problems involving the perimeter and area of regular and irregular shapes using appropriate metric units

AC9M5M03

Measurement

Compare 12- and 24-hour time systems and solve practical problems involving the conversion between them

Students convert times around noon and midnight, read schedules and calculate elapsed time using timelines while distinguishing a clock time from a duration

ExampleDuring a class investigation, a session starts at 15:45. Which 12-hour time matches?

Official curriculum wording

compare 12- and 24-hour time systems and solve practical problems involving the conversion between them

AC9M5M04

Measurement

Estimate, construct and measure angles in degrees, using appropriate tools including a protractor, and relate these measures to angle names

Students estimate from 90°, 180° and 360° benchmarks, align a protractor correctly, select the correct scale and classify measured angles by name

ExampleDuring a class investigation, an angle measures 45°. How should it be classified?

Official curriculum wording

estimate, construct and measure angles in degrees, using appropriate tools including a protractor, and relate these measures to angle names

Space

3 skills
AC9M5SP01

Space

Connect objects to their nets and build objects from their nets using spatial and geometric reasoning

Students visualise how connected faces fold into prisms and pyramids, test which edges meet and construct objects from accurate nets with suitable tabs or joins

ExampleDuring a class investigation, a valid net has 2 triangular and 3 rectangular faces. Which object does it form when folded?

Official curriculum wording

connect objects to their nets and build objects from their nets using spatial and geometric reasoning

AC9M5SP02

Space

Construct a grid coordinate system that uses coordinates to locate positions within a space; use coordinates and directional language to describe position and movement

Students perform rigid transformations, describe direction, distance, axis or centre and angle, and explain which properties remain invariant

ExampleDuring a class investigation, point P is at (3, 5). Which coordinate is 2 squares right and 1 square up?

Official curriculum wording

construct a grid coordinate system that uses coordinates to locate positions within a space; use coordinates and directional language to describe position and movement

AC9M5SP03

Space

Describe and perform translations, reflections and rotations of shapes, using dynamic geometric software where appropriate

describe and perform translations, reflections and rotations of shapes, using dynamic geometric software where appropriate; recognise what changes and what remains the…

ExampleDuring a class investigation, a shape flips across a mirror line. Which transformation occurred?

Official curriculum wording

describe and perform translations, reflections and rotations of shapes, using dynamic geometric software where appropriate; recognise what changes and what remains the same, and identify any symmetries

Statistics

3 skills
AC9M5ST01

Statistics

Acquire, validate and represent data for nominal and ordinal categorical and discrete numerical variables, to address a question of interest or purpose using software including spreadsheets

acquire, validate and represent data for nominal and ordinal categorical and discrete numerical variables, to address a question of interest or purpose using software…

ExampleDuring a class investigation, students record number of pets. What type of data is collected?

Official curriculum wording

acquire, validate and represent data for nominal and ordinal categorical and discrete numerical variables, to address a question of interest or purpose using software including spreadsheets; discuss and report on data distributions in terms of highest frequency (mode) and shape, in the context of the data

AC9M5ST02

Statistics

Interpret line graphs representing change over time; discuss the relationships that are represented and conclusions that can be made

Students construct line graphs for ordered data, read interpolation and trends cautiously, and recognise how a broken or truncated vertical scale changes visual impact…

ExampleDuring a class investigation, a line graph rises from 27 to 37. What change does it show?

Official curriculum wording

interpret line graphs representing change over time; discuss the relationships that are represented and conclusions that can be made

AC9M5ST03

Statistics

Plan and conduct statistical investigations by posing questions or identifying a problem and collecting relevant data

plan and conduct statistical investigations by posing questions or identifying a problem and collecting relevant data; choose appropriate displays and interpret the data…

ExampleDuring a class investigation, a class investigates: “Which playground area is used most?” Which plan is fairest?

Official curriculum wording

plan and conduct statistical investigations by posing questions or identifying a problem and collecting relevant data; choose appropriate displays and interpret the data; communicate findings within the context of the investigation

Probability

2 skills
AC9M5P01

Probability

List the possible outcomes of chance experiments involving equally likely outcomes and compare to those which are not equally likely

Students define the sample space, decide whether outcomes are equally likely and express event probability as favourable equally likely outcomes over total outcomes

ExampleDuring a class investigation, a spinner has 6 equal sections, each a different colour. How many possible single-spin outcomes are there?

Official curriculum wording

list the possible outcomes of chance experiments involving equally likely outcomes and compare to those which are not equally likely

AC9M5P02

Probability

Conduct repeated chance experiments including those with and without equally likely outcomes, observe and record the results; use frequency to compare outcomes and estimate their likelihoods

conduct repeated chance experiments including those with and without equally likely outcomes, observe and record the results; use frequency to compare outcomes and…

ExampleDuring a class investigation, red appears 15 times in 20 spins. What is the experimental frequency of red?

Official curriculum wording

conduct repeated chance experiments including those with and without equally likely outcomes, observe and record the results; use frequency to compare outcomes and estimate their likelihoods