Relate repeated addition of a variable to the product of a number and a variable.
Express the product of a number and a variable using a coefficient.
Recognize a product with a variable, a quotient with a variable, or a number as a single term.
Let's take a quick break and listen to Mr. E's favorite song in 1987
EdPuzzle - /10 (11:58)
Express the product of a number and a variable using a coefficient.
Express the quotient of a variable and a number as a fraction.
Mastering Math Manipulatives 4-8
Solving Multiplication Equations (Activity 5.7 - p. 162)
Manipulatives Needed - Algebra Tiles or Virtual Algebra Tiles
One-Step Adding/Subtracting
3(2)=
10(10)=
If "x" is 3, what is:
5x
EdPuzzle - /12 (9:35)
Gr. 5 Mult. & Div. Equations
Evaluate an algebraic expression by substituting a given number for the variable.
Evaluate One Step Expressions
Write equations involving one or two operations to represent a situation.
Write an algebraic expression involving one or two terms to describe an unknown value.
Investigate order of operations when performing inverse operations on both sides of an equation.
Apply inverse operations to solve an equation, limited to equations with one or two operations.
Solve problems using equations, limited to equations with one or two operations.
Remember the Order of Operations!
Mastering Math Manipulatives 4-8
Solving Two-Step Equations (Activity 5.8 - p. 164
Manipulatives Needed - Algeblocks Units, X-Rods & Y-Rods
Mr. E will help you with #6 (hint: the negatives cancel out)
Gr. 5 Two-Step Equations
Evaluate Two Step Expressions
Verify the solution to an equation by evaluating expressions on each side of the equation.