## Week 1 - Operations and Algebraic Thinking

##### Created by:

jillianryoung09  on July 22, 2012

##### Description:

5th Grade Math Common Core Vocabulary

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# Week 1 - Operations and Algebraic Thinking

 Evaluating ExpressionsTo replace the variable in an expressions with a number and then solve it. Example 4 + a; a = 5; 4 + 5 = 9
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#### Definitions

Evaluating Expressions To replace the variable in an expressions with a number and then solve it. Example 4 + a; a = 5; 4 + 5 = 9
Interpreting Expressions To state what an expression means without solving the expression. Example 4 x (2 + 3) = Two plus three times four
Operation A mathematically calculation, the four basic operations are addition, subtraction, multiplication, and division.
Numerical Pattern an ordered set of numbers, the order helps you predict what will come next. Example: 2, 4, 6, 8, 10
Parenthesis The symbol or symbols (,) in an expression that show which operation goes first. Example: 3 + (2 - 1)
Bracket A mathematical symbol that shows what operation goes first in the order of operations. ( ) or [ ]. Example: In 3 x [4+2], 4+2 is the first operation because it is inside the brackets.
Rule A standard procedure or pattern followed in a pattern or expression.
Example: Pattern - 1, 2, 4, 8, 16. 32
Rule - Double the previous numer

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