Learning Map
MathematicsNumber Representation & Place Valueusually ages 6–7

The two digits of a two-digit number

Understand that the two digits of a two-digit number represent amounts of tens and ones

How to tell they’ve got it

Tick these off as you see them — no test required.

🖨 Print this page to keep the checklist — it prints beautifully.

Try this together

If your child sees the number 47, can they tell you there are 4 tens (forty) and 7 ones — rather than just reading the digits as 'four seven'?

Where this sits on the map

Stuck here? Check the skills it builds on first. Confident? Here’s what it unlocks.

Builds on
The teen numbersages 5–7General two-digit place value extends from understanding teen number composition
A Ten Is Ten Onesages 6–7Understanding tens and ones place value requires the concept of 10 as a bundle
The two digits of a two-digit numberthis skill · ages 6–7
Unlocks
10 More or 10 Lessages 6–7Mentally finding 10 more/less requires understanding that the tens digit changes
Adding and subtracting tens mentallyages 6–7Adding/subtracting tens requires place value understanding
Adding within 100ages 6–7Adding within 100 using PV requires understanding tens and ones
Comparing and ordering numbersages 6–7Comparing two-digit numbers using PV requires understanding tens and ones
Counting forwards and backwards (age 6+)ages 6–7Counting in tens from non-multiples requires understanding that adding 10 changes the tens digit
Mental addition and subtraction (age 6+)ages 6–7Adding ones to two-digit numbers requires understanding tens and ones

+ 6 more in Number Representation & Place Value →

solid = must come firstdashed = helps

Curriculum alignment

Candidate matches to official curriculum codes — machine-suggested, unreviewed (v0.1).

Show candidate curriculum codes · 3 ACARA · 2 NSW · 3 VIC

Australian Curriculum v9 candidate

AC9M1N02medium confidenceYear 1 · Number

partition one- and two-digit numbers in different ways using physical and virtual materials, including partitioning two-digit numbers into tens and ones

AC9M2N04medium confidenceYear 2 · Number

add and subtract one- and two-digit numbers, representing problems using number sentences and solve using part-part-whole reasoning and a variety of calculation strategies

AC9M3N04medium confidenceYear 3 · Number

multiply and divide one- and two-digit numbers, representing problems using number sentences, diagrams and arrays, and using a variety of calculation strategies

NSW syllabus codes & stages only

MA2-AR-01low confidenceMathematics K-10 · Stage 2
MA1-RWN-01low confidenceMathematics K-10 · Stage 1

Victorian Curriculum 2.0 codes & levels only

VC2M2N04medium confidenceMathematics · Level 2 · Number strand
VC2M1N02medium confidenceMathematics · Level 1 · Number strand
VC2M3N05medium confidenceMathematics · Level 3 · Number strand

These are candidate alignments generated by semantic matching — machine-suggested and unreviewed (v0.1), not official or verified mappings. For official curriculum content see australiancurriculum.edu.au, curriculum.nsw.edu.au and f10.vcaa.vic.edu.au. Don’t rely on them for registration or compliance purposes.

Nearby on the map

10 More or 10 Lessages 6–7 A Ten Is Ten Onesages 6–7 Comparing and ordering numbersages 6–7 Number Words to 100ages 6–7

All Number Representation & Place Value skills →