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

Students use the Base Minus One Complement method to perform hexadecimal subtraction.

In this interactive object, learners read how to arrange numerical data manually by using ascending or descending order. They also practice arranging the data using a spreadsheet.

In this learning activity you'll practice calculating a quadratic variation problem.

Students view the steps for subtracting complex numbers in Excel.

Students use the Base Minus One Complement method to perform hexadecimal subtraction.

Addition, Subtraction, Properties of Addition, Rounding to the tens and hundreds place, and Estimation.