This is a level 5 number activity from the Figure It Out series. It relates to Stage 8 of the Number Framework.
A PDF of the student activity is included.
Click on the image to enlarge it. Click again to close. Download PDF (845 KB)
find prime factors of numbers
two dice marked 4, 5, 6, 7, 8, and 9
FIO, Levels 3-4, Basic Facts, Primates, pages 22-23
classmate
You may want to talk about the concept of prime factors, which can be found by using a factor tree to split composite numbers into their factors until only prime numbers remain. The final numbers are the prime factors of the composite number that you started with. For example:
Game
The game gives students practice in deriving prime factors and multiplying together more than two factors to give a product.
Some students may enjoy investigating whether the game board reflects the likelihood of certain numbers occurring.
It is a draw. Both have a sum of 17 uncovered.
Game
A game using prime factors
Printed from https://meaningfulmaths.nt.edu.au/mmws/nz/resource/primates at 11:36pm on the 26th February 2024