Placement of parentheses is paramount. Scholars adjust the location of parentheses in a numerical expression so its value matches a given value. A slider interactive helps with this task.

Float across the Martian landscape. Using an online game, learners participate in teams to propel their hoverboards in a race across the surface of Mars. By correctly evaluating a numerical expression involving parentheses, individuals...

Individuals play a computer game to terraform planets. Learners add plants, animals, fungi, and minerals to the planet surface by creating numerical expressions that represent the objects. After playing the game for a while, the class...

In this grouping symbols activity, students simplify five interactive expressions containing a single number, grouping symbols and signs.  The solutions are provided and new number may be placed in each problem. 

In this algebra worksheet, students rewrite sentences into algebraic equations using variables and solve for the unknown. There are 10 interactive questions with an answer key.

Students will use the distributive property to simply expressions by removing parentheses from the expression. Like terms will then be combined to completely simplify the expression.

In this Algebra I worksheet, 9th graders identify properties from the real number system and use the distributive property to collect simplify expressions with parentheses.  The one page interactive worksheet contains five multiple...

In this conditional forms worksheet, students, using the words given, complete the text with the appropriate conditional form, either past real or past unreal.

Solve math problems using order of operations like PEMDAS, BEDMAS and BODMAS. This calculator solves math equations that add, subtract, multiply and divide positive and negative numbers and exponential numbers. You can also include...