Number Systems
What kind of decimal is irrational?
Ongoing AND nonterminating/nonrepeating
All decimals can be written as what?
A Fraction
53 = ?
125
The name of an opposite operation
Inverse
-15 + x = -9, solve for x
x = 6
What are the types of rational numbers. (Hint: There are four including "rational")
Rational, Integer, Whole, Natural
When rounding to the nearest cent, what place value is being rounded to?
The nearest hundredth
Anything to the power of 0 equals what?
1
What is the answer to a division problem?
Quotient
-8x= 56, Solve for x
x = -7
A negative whole number is what type of rational number?
Integer
4945.8732 -- What place value is the number "3" in
The thousandths place
Write the relationship between exponents and radicals
What do you use for an unknown number (What is the title of the letter used?)
Variable
144 = -12(x+5), Solve for x
x = -17
What is the difference between a natural number and a whole number?
A whole number includes 0, and natural numbers do not.
To find the percent value of a decimal, you move the decimal point two places to the what?
Two places to the right?
What is the cube root of 27
3
What operation is used to find 35% of 90?
Multiplication
4x2 = 64
x = 4
What is the key rule about Absolute Value
The end result will be positive. It is the distance away from zero.
Round 35.06297 to the nearest tenth
35.1
To solve: x2 = 4, what do you have to solve
Take the square root on both sides of the equation
Write the expression for "5x divided by twice the sum of x and y"
5x / 2(x + y)
20 ÷( 4 − ( 10 − 8)) = ?
10