This Eco-friendly product allows teachers to print out addition, subtraction, multiplication, and division practice sheets one time for multiple use. Each practice sheet contains 40 math equations, which can yield 120 different questions. For example, the equation 3 + 4 = 7 is printed. Different variations of this question would be 3 + __ = 7, ___ + 4 = 7, or 3 + 4 = ___. You decide which part of the equation you want the student to find. These sheets are to be used in Sheet Protectors with Dry Erase Pens. Correcting them is easy, too! Just remove the Transparency Sheet with the Answer Strips on them, and the correct answers are revealed under the students' written answers. Directions for creating this learning tool are included. Included: Addition Facts up to 10, Addition Facts up to 15, Addition Facts up to 20, Subtraction Facts up to 10, Subtraction Facts up to 15, Subtraction Facts up to 20, Multiplication Facts up to 10, Multiplication Facts up to 12, Division Facts up to 10, Division Facts up to 12, and Blank Templates for you to make up your own equations. Flashcards only allow students to find the sum, difference, product, or quotient. This product will introduce Algebraic concepts.