# algebra-Equations and Expressions

May 28th, 2015
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1. An expression consists of one or more numbers and variables and has no equal sign.2. An equation consists of one or more numbers and variables and has an equal sign. 3. Expressions are simplified by using order of operations.

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Algebra Knowledge MapEquations and Expressions1. An expression consists of one or more numbers and variables and has no equal sign.2. An equation consists of one or more numbers and variables and has an equal sign.3. Expressions are simplified by using order of operations.4. The order of operations is Parenthesis, Exponents, Multiplication (left to right), Division (left to right), Addition(left to right) and Subtraction (left to right) 5. Raising a number to a power is a way of showing repeated multiplication.6. An exponent tells the number of times the base is multiplied.7. The power is the same as the exponent.8. A base is the number being raised to a power.9. The absolute value of a number is that numbers distance from zero.10. The Distributive Property says that to multiply a sum, you can multiply each addend and add the products.11. The Commutative Property says that changing the order of numbers when you add or multiply them does not change the result.12. The Associative Property says that regrouping numbers when you multiply or add them does not change the result.13. A term is a number, variable or a product or quotient of numbers and variablesseparated by addition and subtraction.14. Like terms are terms that have identical variable parts. 15. A coefficient of a term is the number part of a term with a variable.16. A constant is a numerical term that does not change. 17. An expression is in simplest form when it has no like terms or par

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