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Learners use the Base Minus One Complement method to do octal subtraction.
An Algorithm for Binary Subtraction
By Kevin Ritzman
Students use the Base Minus One Complement method to perform binary subtraction. This learning activity has audio content and immediate feedback.
An Algorithm for Hexadecimal Subtraction
Students use the Base Minus One Complement method to perform hexadecimal subtraction.
The Normal Distribution and the Empirical Rule
By Jolene Hartwick
In this learning activity you'll use the Empirical Rule to calculate the percentages of data between two data points.
Grouped Numerical Frequency Distributions -- Determining the Lower and Upper Limits: Fifth in a Series
By Thomas Pomykalski
Learners follow steps to establish the lower and upper limits in a spreadsheet.
Excel: Complex Subtraction
By Patrick Hoppe
Students view the steps for subtracting complex numbers in Excel.
3rd Grade Addition, Subtraction, and Place Value
Addition, Subtraction, Properties of Addition, Rounding to the tens and hundreds place, and Estimation.
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