Learning Map
MathematicsAddition & Subtractionusually ages 5–6

Adding and subtracting

Add and subtract one-digit and two-digit numbers to 20, including zero

How to tell they’ve got it

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

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Try this together

Can your child work out sums like '14 + 5' or '18 − 6' in their head or on paper, and do they know that adding or taking away zero leaves the number unchanged?

Where this sits on the map

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

Builds on
Number bondsages 5–6Adding/subtracting to 20 procedurally requires knowing the number bonds
Adding and subtractingthis skill · ages 5–6
Unlocks
Early Word Problemsages 5–7Word problems to 20 require the procedural ability to add/subtract to 20
Mental addition and subtraction (age 6+)ages 6–7Adding ones to a two-digit number extends Y1 adding within 20

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

AC9M2N04high 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

AC9M1N04medium confidenceYear 1 · Number

add and subtract numbers within 20, using physical and virtual materials, part-part-whole knowledge to 10 and a variety of calculation strategies

AC9M2A02medium confidenceYear 2 · Algebra

recall and demonstrate proficiency with addition facts to 20; extend and apply facts to develop related subtraction facts

NSW syllabus codes & stages only

MAE-RWN-02high confidenceMathematics K-10 · Early Stage 1
MA1-RWN-01medium confidenceMathematics K-10 · Stage 1

Victorian Curriculum 2.0 codes & levels only

VC2M2N04medium confidenceMathematics · Level 2 · Number strand
VC2M1N04medium confidenceMathematics · Level 1 · Number strand
VC2M2A02low confidenceMathematics · Level 2 · Algebra 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

Early Word Problemsages 5–7 Fluent adding and subtracting within 5ages 5–6 Number bondsages 5–6 Reading +, −, and = symbolsages 5–6

All Addition & Subtraction skills →