Hexagon Number Sense

Understanding how numbers go together and come apart, how number operations are related to each other: number sense, is key to students' comprehension of higher levels of mathematics. Using these materials will help students see the interconnectedness of numbers, as well as giving them practice manipulating numbers.
For each hexagon, any two numbers can be given, and the other numbers can be found. The simplest case is to give the x and y number and then students follow the operations (see t...