___________________ numbers can be divided by more than two numbers.

Zero is an even number

Which best describes the following: 2, 3, 5, 7, 11, ... ?

_________________________ are numbers which can be represented by a pattern of dots in the shape of an equilateral triangle.

A _______________ number has only two factors, itself and 1.

Check all the odd numbers below.

Select the missing even numbers.

2, ___, 6, ____, 10, _____