Equations
Vocabulary
Formulas
Types of Numbers
Random
100
(3 × 101 + 2 × 100) x (7 ×103 + 4 × 102 + 5 ×101)
What number will be in the thousands place?
8
100
a number that has an integer for its square root
perfect square
100
PEMDAS
parentheses, exponents, multiplication, division, addition, subtraction
100
a whole number greater than 1 that has exactly two factors
prime number
100
Converte percentages to decimals
move two places to the left
200
What is the volume?
15 cm3
200
the distance a number is from zero on a number line
absolute value
200
slope formula
(y2-y1)/(x2/x1)
200
a whole number greater than 1 that has more than two factors
composite number
200
how to add or subtract fractions
find a common denominator
300
How can you justify that opposite sides of a parallelogram are equal in length?
Triangle ABC is congruent to triangle CDA.
300
a method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10
Scientific notation
300
quadratic formula
x = -b +- square root b^2 - 4ac / 2a
300
any number that can be written as a fraction
rational number
300
how to divide fractions
invert the second fraction and multiply
400
Equivalent representation of:
y − 5x + 2x2 = x2 + 6x + 3
y = –x2 + 11x + 3
400
the smallest multiple that two or more numbers have in common
least common multiple
400
Slope intercept form
y=mx+b
400
cannot be written as fractions or decimals because the number of decimal places is infinite
irrational numbers
400
uses a probability value based on an educated guess or estimate, employing opinions and inexact information
subjective probability
500
Find the slope of the line (7,5) to (9,2).
-3/2
500
a relation between two quantities such that one increases in proportion as the other decreases
inverse proportion
500
Area of circle
Pi x r2
500
the set of all rational and irrational numbers
real numbers
500
where decision-making processes fall along a continuum ranging from highly structured to highly unstructured
problem structure