Summary of the Order of Operations and Use of Parentheses in Algebra
The standard order of operations and the use of parentheses in Algebra are summarized.
Subject: subtraction
Transcript: LEFT. THIRD, ADD OR SUBTRACT. AS BEFORE, WE START AT THE LEFT. THESE RULES ARE KNOWN AS THE STANDARD ORDER OF OPERATIONS. WHEN WE EXAMINE AN EXPRESSION
Rules for Subtracting Algebraic Expressions
Rules for subtracting one algebraic expression from another and a step-by-step demonstration.
Series: Adding And Subtracting Algebraic Expressions
Subject: subtract
Transcript: NARRATOR: TO SUBTRACT ONE ALGEBRAIC EXPRESSION FROM ANOTHER, FIRST, CHANGE SUBTRACTION TO ADDITION. NEXT, CHANGE THE SIGN OF EVERY TERM IN THE
Four Basic Tactics for Equations
A summary of the four basic tactics for solving equations.
Subject: subtract
Transcript: EACH SIDE OF THE EQUATION BY THE COEFFICIENT. WHEN WE FIND A VARIABLE PLUS A CONSTANT IN AN EQUATION, WE CAN GET RID OF THE CONSTANT BY SUBTRACTING IT
Review of Equation-Solving Strategies
Review of three strategies for solving equations.
Subject: subtract
Transcript: OR SUBTRACTING, DO THE ADDING OR SUBTRACTING FIRST. IF THERE ARE ANY FRACTIONS, CLEAR THEM. AND SIMPLIFY EITHER SIDE OF THE EQUATION IF YOU CAN
Identities for Addition and Multiplication Defined
An equation is a statement that two quantities are equal. Explanation of an identity equation and identifying a statement that is not an equation.
Subject: subtract
Transcript: NARRATOR: LOOK AT THIS EQUATION. X PLUS 3 EQUALS 3 PLUS X. WHAT CAN WE DO WITH THIS? LET'S GET RID OF THE CONSTANTS FIRST. IF WE SUBTRACT 3 FROM
Fractions, Decimals, and Percents
Both business people and consumers must learn to work with fractions, decimals and percents in addition, subtraction, multiplication and division.
Subject: subtract
Transcript: ADD, SUBTRACT, MULTIPLY, OR DIVIDE. NARRATOR: BUT EVEN WITHOUT A CALCULATOR, IT'S PRETTY EASY. AFTER ALL, THE ONLY THING SPECIAL ABOUT ADDING DECIMALS
Subtracting Whole Numbers: Subtraction Approaches: Take-Away and Missing Addend
This clip explains that subtraction is used to solve two different types of problems. In the first, we start with some things and remove--or take
Subject: subtract
Subtracting Whole Numbers: Summary: Subtracting Whole Numbers
This clip summarizes how subtraction is used in two types of problems: those in which there's a "take-away" and those in which there's a missing
Subject: subtract
Subtracting Whole Numbers: Practical Subtraction Problems
This clip looks at how subtraction can be used to determine how much more money is needed to buy something, as well as how many more cars will fit in
Subject: subtract
Subtracting Whole Numbers: Subtraction Problems May Not Be Rearranged
subtraction.
Subject: subtract