VOCAB
WHICH OF THE FOLLOWING IS A VARIABLE?
Z, 12, 1/3, .986
"Z" is the variable
What does P.E.M.D.A.S stand for?
Parentheses, Exponents, Multiplication/Division, Addition/Subtraction
Turn this fraction into a decimal: 4/5
The answer is .8
Turn the decimal .8 into a percentage
The answer is 80%
Round this number to the nearest whole number: .7
The answer is 1
IN THE FOLLOWING EXPRESSION 3X + 1/2 WHAT IS THE NUMBER 3 CALLED?
THE NUMBER '3' IS THE COEFFICIENT
When you have brackets: [ ], braces { } and parentheses ( ) in a problem, where do you start?
Turn the fraction 3/12 into a decimal
The decimal is .25
Turn the decimal .25 into a percentage
The answer is 25%
Round this number to the nearest whole number 2.9
The answer is 3
IN THE FOLLOWING EXPRESSION 3X + 1/2 WHAT IS THE FRACTION 1/2 CALLED?
The fraction 1/2 is called the "constant" because it doesn't change.
In this expression: 6 (2-5)^3/ 9, what would be your first step?
The parentheses (2-5) which would give you -3
Turn the fraction 3/6 into a decimal
The decimal is .5
Turn the decimal .52 into a percentage
The answer is 52%
Round this number to the nearest tenth: 1.23
The answer is 1.2
IN THE FOLLOWING EXPRESSION 3X + 1/2 WHAT IS THE + (addition) SIGN CALLED?
the + (addition) sign is called the operation
In this expression: 6 (2-5)^3/ 9, what would be your second step?
(-3)^3, because you would do the exponent next, that would give you -27.
Turn the fraction 7/10 into a decimal
The decimal is .7
Turn the decimal .74 into a percentage
The answer is 74%
Round this number to the nearest tenth: 2.46
The answer is 2.5
How would you read the following expression? 3x^2 + 1/2
OR
Three x squared plus one halfIn this expression: 6 (2-5)^3/ 9, what would be your final answer?
The answer is -18
Turn the fraction 33/100 into a decimal
The decimal is .33
Turn the decimal .387 into a percentage
The answer is 38.7%
Round this number to the nearest hundredth: 2.459
The answer is 2.46