Pre-Algebra
Chapter 3 Review
Daily Focus Assignment:
Are you excited about the snow headed our way?
Learning Target:
I can identify variable expressions and like terms, simplify and evaluate
variable expressions, and calculate volume.
Independent Practice:
Page 80 1-11 and 81 1-17
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An expression containing operations with variables or with
variables and numbers is called a _________________.
(variable, variable expression, coefficient)
A ___________________ is a number that multiplies a variable.
(variable, coefficient, substitute)
A letter that represents a number is called a _______________.
(variable, coefficient, substitute)
__________ are parts of an expression separated by a + or – sign.
(variable, terms, volume)
A term that is a number is called a ______________.
(variable, constant, volume)
If you replace a variable with a number you _______________.
(substitute, constant, evaluate)
The number of cubes needed to fill a space is called ___________.
(substitute, evaluate, volume)
______________ are terms with the same variables and the same
exponents. (like terms, simplify, variable)
When you add or subtract the coefficients of the variables you
________________. (simplify, combine like terms)
Pre-Algebra
Chapter 3 Review
10. When you ____________ a variable expression you combine like
terms. (simplify, evaluate)
11. When you ____________ a variable expression you find the value
by substituting numbers for the variables. (simplify, evaluate)