Students use the Base Minus One Complement method to perform binary subtraction. This learning activity has audio content and immediate feedback.

Learners use the Base Minus One Complement method to do octal subtraction.

In this animated object, learners use an algebraic formula to solve the following problem: An airplane travels a certain distance with the wind in the same amount of time that it takes to travel a shorter distance against the wind. Given a constant wind speed, what is the speed of the plane without a wind?

In this learning activity you'll identify the sides of a right triangle with respect to the angles.

In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.

Learners use the Base Minus One Complement method to do octal subtraction.

In this learning activity you'll review the hexadecimal numbering system.

Students view the steps for subtracting complex numbers in Excel.

Review: Adding subtracting to solve math problems.

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Problem solving in Subtraction