Stage 4 · Indices · Apply index notation to represent whole numbers as products of powers of prime numbers · Topic: Indices, roots & surds · Year 7, 8
Represent a whole number greater than one as a product of its prime factors, using index notation where appropriate
Dot point ID k-10-2022-stage-4-indices/ind-api-stg4-06 · NESA code MA_K_10_CP_IND_API_STG4_06 · See it on the NSW Curriculum website ↗
↩SupportBuild the prerequisite skills first · 3 resources★EnrichExtension & rich tasks · 3 resources
Outcomes for this focus area (MA4-IND-C-01)
MA4-IND-C-01 operates with primes and roots, positive-integer and zero indices involving numerical bases and establishes the relevant index lawsCore resources for this dot point
On-level resources, grouped by type. Need the building blocks? Use Support. Ready for more? Use Enrich.
Game
- NRICH: Factors and Multiples GameUse it for: Two-player strategy game chaining factors and multiples.
Interactive tool
- Interactive toolStarterMathigon: Prime numbersUse it for: Sieve of Eratosthenes and prime factorisation.
- Interactive toolStarterMathsisfun: Prime factorisationUse it for: Factor trees and prime factorisation tool.
Worksheet
- Corbettmaths practice questions: Number: product of primesUse it for: Free printable graded practice questions (with answers) on number: product of primes for drill or a quick check.
- WorksheetDrillKuta free worksheet: Factoring numbers (prime factorisation)Use it for: Printable skills-practice sheet with answer key on factoring numbers (prime factorisation); good for drill or homework.
Video
- VideoStarterCorbettmaths video: Number: product of primesUse it for: Short worked-example video on number: product of primes to model the method before practice or for flipped revision.
Focus area resources
Checked resources for Indices as a whole (not mapped to a single dot point).