Percents
Real Numbers
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Exponents
Equations
Expressions
100
What is 14% of 90?
12.6
100
Is 3.43279… rational or irrational?
Irrational
100
Simplify.
3^8/3^5
3^3
100
Solve.
2/3x= 6
x = 9
100
True or False?
Expressions have equal signs.
False
200
52 is what percent of 140? Round your answer to the nearest percent.
37%
200
Which symbol goes between the real numbers below (<, >, =)?
19/4 ___ 16/3
<
200
Simplify.
8^5 8^-3 8^-2
1
200
Solve for x.
-6x + 16 = 28
x = -2
200
Simplify.
-5(4x + 7)
-20x - 35
300
A $32 shirt is on sale for 20% off. What is the sales price?
$25.60
300
Which two numbers does the square root of 93 fall between?
9 and 10
300
Simplify.
(9^2 9^-2 9^4)^3
9^12
300
Solve for x.
-5(3x + 8) = -10
x = -2
300
Simplify.
-9x^2+3x+14x^2-8x+4-7
5x^2-5x-3
400
A school had 900 students in the beginning of the year and 972 at the end of the year. What is the percent increase of students?
8%
400
Match the letter to the square root of 17 and 2pi
Square root of 17 = C
2pi = E
400
Simplify.
1/5^-2
5^2
400
Solve for x.
4(x - 2) = 2(5 - x)
x = 3
400
Simplify.
-4(2x+3)+5x-5
-3x - 17
500
A sweatshirt costs $80. The sweatshirt is going on sale next week for $65. What is the percent decrease? Round to the nearest 10th of a percent.
23.1% decrease
500
Put the following in order from least to greatest.
4.2, pi, 11/3, 380%
pi, 11/3, 380%, 4.2
500
What value of x makes the equation true?
(-2)(-2)(-2)/(-2)(-2)(-2)(-2)(-2)(-2)=1/(-2)^x
x=3
500
Solve for x.
4/5x+3 =15
x = 15
500
Simplify.
-2(x-5)-1/3(9x-12)
-5x + 14