Learning Map

Fluent adding and subtracting within 100

Fluently add and subtract within 100 using strategies based on place value, properties of operations, and the relationship between addition and subtraction

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 reliably add or subtract two-digit numbers like '68 + 27' or '91 − 45', choosing the best strategy for each problem?

Where this sits on the map

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

Builds on
Adding within 100ages 6–7Fluency within 100 builds on strategy-based adding within 100
Fluent adding and subtracting within 20ages 7–8Fluency within 100 requires fluent single-digit facts
Fluent adding and subtracting within 100this skill · ages 7–8
Unlocks
Adding and subtracting (age 7+)ages 7–8Columnar methods require fluent within-100 addition/subtraction
Adding numbersages 7–8Requires fluent addition within 100 to combine multiple two-digit numbers
Addition and subtraction strategies (age 7+)ages 7–8Must be able to use strategies before explaining why they work
Addition and subtraction within 1000ages 7–8Adding/subtracting within 1000 extends within-100 skills
Halves and quarters (age 7+)ages 7–8Money word problems require fluent addition/subtraction within 100
Two-Step Word Problemsages 7–8Solving word problems within 100 requires fluent computation within 100

+ 3 more in Addition & Subtraction →

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

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

AC9M4N06medium confidenceYear 4 · Number

develop efficient strategies and use appropriate digital tools for solving problems involving addition and subtraction, and multiplication and division where there is no remainder

AC9M3N03medium confidenceYear 3 · Number

add and subtract two- and three-digit numbers using place value to partition, rearrange and regroup numbers to assist in calculations without a calculator

NSW syllabus codes & stages only

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

Victorian Curriculum 2.0 codes & levels only

VC2M2N04medium confidenceMathematics · Level 2 · Number strand
VC2M3A02medium confidenceMathematics · Level 3 · Algebra strand
VC2M3N04medium 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

All Addition & Subtraction skills →