The understanding of operations with rational numbers will extend to the understanding of equations with rational coefficients, and how to solve them.
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Instructional Videos for Teachers
Prerequisite Videos
Adding and Subtracting Integers
Multiplying and Dividing
It is important for students to know common expressions that have understood grouping symbols, such as the numerator or denominator of a fraction. For example, in 4+5/6 , the 4+5 has an understood grouping symbol so that when being evaluated, addition would be done before the division in this expression. -(NCDPI unpacking documents) |