Activity Overview
Can you beat the calculator? Players take it in turns to select numbers from the grid. You score the number you selected, your opponent automatically scores the sum of the remaining factors. Don't choose an abundant number! Think carefully and select wisely. Highest score wins. Try taking on the calculator as your opponent!
Objectives
- ACMNA149 – Investigate index notation and represent whole numbers as products of powers of prime numbers.
Vocabulary
- Factor
- Prime
- Composite
- Abundant
- Strategy
- Reason
About the Lesson
To win this challenging game you will need to consider all the factors of the number that you choose as you score your number and your opponent scores the sum of all the factors. Choosing an abundant number would be bad! Once you have competed against fellow students, pit your wits against the calculator!