Addition and subtraction within 1000
Your child can add and subtract numbers in the hundreds, like 347 + 256. They think about hundreds, tens and ones, or draw a picture.
In curriculum terms
Add and subtract within 1000 using concrete models, drawings, and strategies based on place value; understand composing and decomposing tens and hundreds
Ages are typical, not deadlines — follow your child’s pace. How to help at home →
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 add or subtract numbers in the hundreds — like '347 + 256' — by thinking about hundreds, tens, and ones separately, or drawing a diagram to help?
Where this sits on the map
Stuck here? Check the skills it builds on first. Confident? Here’s what it unlocks.
solid = must come firstdashed = helps
Curriculum alignment
Where this fits in the official school curriculum — our best automated guess, not yet checked by a person.
Show candidate curriculum codes · 3 ACARA · 2 NSW · 3 VIC
Australian Curriculum v9 candidate
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
add and subtract numbers within 20, using physical and virtual materials, part-part-whole knowledge to 10 and a variety of calculation strategies
develop efficient strategies and use appropriate digital tools for solving problems involving addition and subtraction, and multiplication and division where there is no remainder
NSW syllabus codes & stages only
Victorian Curriculum 2.0 codes & levels only
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.