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Math25

Math Final Study

QuestionAnswer
What is an Algebraic expression? An expression with only numbers, operation symbols, and variables.
What is an inequality? A symbol that shows if a number is equal to another number. Example: < ,> , =.
(5*4)-2-4 18
Let x=12 and y=10. X*2-y 12*2-10. 24-10=14
What is the mnumonic device for the Order of Opperations? Please Excuse My Dear Aunt Sally
What is an Equation An equation is an expression with an equal sign. EXPRESSIONS do NOT contain an equal sign.
Sprite has 12 toys and some perches in his cage. If he has 20 items in his cage, how many perches does he have? S= How many perches Sprite has in his cage. S+12=20
Callie destroyed some shoes. She destroyed 3 more. The total number of shoes she destroyed is equal to 18. How many shoes did she destroy? C+3=18. Callie desroyed 15 shoes.
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