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Ch. 1 Vocab
Instructional Math B
Term | Definition |
---|---|
variable | a letter that stands for a number |
operations | addition, subtraction, multiplication, and division are the four __________ |
multiplication | The operation shown in 5a is ________. |
division | The fraction bar (or line) shows which operation? |
variable expression | has numbers, variables and operations (like addition, subtraction, multiplication, and division) |
base | the number being multiplied (the BIG number) in an exponent problem |
exponent | a small number written to the top right to show repeated multiplication. This tells how many times the base will be used as a factor |
factors | numbers that are being multiplied |
order of operations | 1. parentheses 2. exponents 3. multiplication AND division from left to right. 4. addition AND subtraction from left to right. What are these steps called? |
parentheses | What are these symbols? ( ) |
evaluate | this means to solve or find the answer. You will get a value (number) as the answer. |
equation | A(n) ____ is a statement with an = sign. When you have one expression = another expression, you have a(n) ______. |
solution | The ___ to the equation would make the statement true. |
inequality | A ____ is a statement formed by placing a < or > symbol between two expressions (you can also have less than or equation to and greater than or equal to). |