The Variable class defined in variables.py contains methods for defining variables such as x = 5 and performing addition, subtraction, multiplication, and division on their values. The Expression ...

For some students, learning algebraic expressions feels like drudgery, but it doesn’t have to be that way. These three activities will get your students moving, talking, and thinking deeply about ...

Match fun story problems with the correct addition or subtraction expression. Join Mrs. Gray for number talk with the Counting Buddy Junior. Then get ready to match fun story problems with the correct ...

In mathematics, functions play a vital role in understanding and representing the relationships between variables. Performing operations on functions, such as addition and subtraction, helps us ...

Number bonds show part, part, whole. Your child will use number bonds to solve take-away problems.Let’s try one. Here are 5 apples. Five is the whole number. A hungry pig comes along and eats three ...