Vocabulary
Rational Reasoning:
Students will be able to:
- Represent & evaluate algebraic expressions/equations
- Understand relationships between two variables & graph on a coordinate plane.
- Understand the meaning of positive & negative rational numbers & use them in computation.
- Find the absolute value of a number
- Add & subtract linear expressions
Vocabulary
Absolute Value: The distance between a number and zero on a number line. The symbol for absolute value is| |
Associative Property: In addition or multiplication, the result of the expression will remain the same regardless of grouping: a+(b+c)=(a+b)+c
Commutative Property: The sum or product of numbers is the same no matter how the numbers are arranged: a+b=b+a
Distributive Property: The sum of two addends multiplied by a number will be the sum of the product of each addend and the number: a(b+c)=ab+ac
Integer: The set of whole numbers & their opposites
Example:{…-2, -1, 0, 1, 2,…}
Inverse Operation: Operations that undo each other or are opposite, such as addition and subtraction
Natural numbers: Counting numbers that begin with 1.
Example: {1, 2, 3, 4, …}
Rational numbers: The set of numbers that can be written in the form of
Whole numbers: The set of all natural numbers and zero.
