Math lesson 5

Language: English
Subject: Math > Multiples and divisors

A. Start by leaving 1 blank
B. Leave number 2 blank
C. highlight all of the multiples of 2
D. Leave 3 blank
E. Highlight all of the multiples of 3
Continue untill you have highlighted all of the composite numbers. The ones left are the prime numbers. (except for 1 it is neither prime or composite.