AC9M1N04
Parents start here
Your child is learning to add and subtract numbers in the hundreds, like 347 + 256.
- Add two three-digit numbers using base-ten blocks or drawings, composing a ten or hundred when necessary
- Subtract three-digit numbers, decomposing a ten or hundred when necessary
One skill from the map, ages 7–8 — its page has the rest of the checklist and what comes next. Candidate alignment, machine-suggested and unreviewed (v0.1).
“add and subtract numbers within 20, using physical and virtual materials, part-part-whole knowledge to 10 and a variety of calculation strategies”
Official source: Australian Curriculum v9 — Mathematics ↗ · Content © ACARA, CC BY 4.0 · unofficial reference — verify at the official site
Other skills on the Learning Map matched to this code — candidate alignments, machine-suggested and unreviewed (v0.1).
high confidence2 skills
10 other candidate matches — 4 medium, 6 low
medium confidence
Adding and subtracting
Addition and subtraction word problems
Reading and writing numbers to 20
Number bonds
low confidence
Alignments generated 9 July 2026, unreviewed.
Nearby in the Number strand:
AC9M1N01AC9M1N02AC9M1N03AC9M1N05AC9M1N06
Teaching this? Learning Map for teachers has the sequencing view and copy-paste words to send home.