AC9M5N08
Parents start here
Your child is learning to estimate an answer before working it out.
- Estimate 487 × 23 by rounding to 500 × 20 and use this to check a calculated answer
- Determine whether an exact answer or an estimate is more appropriate in a given context
One skill from the map, ages 10–11 — its page has the rest of the checklist and what comes next. Candidate alignment, machine-suggested and unreviewed (v0.1).
“check and explain the reasonableness of solutions to problems including financial contexts using estimation strategies appropriate to the context”
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).
1 other candidate match — 1 low
low confidence
Alignments generated 9 July 2026, unreviewed.
Nearby in the Number strand:
AC9M5N01AC9M5N02AC9M5N03AC9M5N04AC9M5N05AC9M5N06AC9M5N07AC9M5N09
Teaching this? Learning Map for teachers has the sequencing view and copy-paste words to send home.