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Addition, Subtraction, Multiplication and Division
Absolute Value, Exponents and Roots
Classifying Numbers
Order of Operations
Rates and Percentages
100
The product of a positive integer and a negative integer is: __________________
A negative integer
100
Write this expression on your paper using the correct notation: the absolute value of 10
[10]
100
True or False: Rational numbers include integers and fractions.
True. Rational numbers can be written as fractions and do include integers (e.g. 5, 7, 11)
100
In the order of operations, what operation comes first when solving an expression: absolute value or addition?
Absolute value
100
How do I write 90% as a ratio?
90/100
200
What is -64/8?
-8
200
What is the square root of 36?
6
200
Classify this number as integer, rational, irrational, real (you may choose more than one): .5
Rational and real. We only learn about real numbers in Algebra and real numbers include rational and irrational numbers, never both. Rational numbers can have infinitely repeating or terminating decimals.
200
Solve this expression: 5 - 6 + 9
8
200
Read the expression below and identify what are the two different units of measure being compared in this ratio? Expression: Christina ran 8 miles in 90 minutes
miles and minutes
300
Solve this expression: -9 + 5 - 3
-7
300
Solve this expression: 3^3
27
300
Classify this number as integer, rational, irrational, real (you may choose more than one): .456459454...
Irrational and real. There is no pattern in this infinite decimal. Again, all numbers we learn about in Algebra I are real. Real numbers can only be rational OR irrational.
300
What part of this equation should you evaluate first? 8 - 9 + square root of 25 - 4^2
You should evaluate the exponents first because of GEARMDAS
300
Sam received his Global Studies test back and answered 45 out of 50 questions correctly. What percent of the questions did he solve correctly?
45/50*100 = 90%
400
Solve this expression: 6 - 10 + 2
-2
400
How would I read this expression: 4^3?
Four to the 3rd degree
400
Classify the solution to this expression as integer, rational, irrational, real (you may choose more than one): square root of 4 plus the square root of 16
2+4=6 This is an integer, rational and real. With perfect square roots, remember to first simplify before solving an expression like this.
400
Solve this expression: (write this out on the board: )absolute value of 4-7 + 2) * 3^2
1*9 = 9
400
At SDC's bake sale, Paul baked 1000 cookies. 40% of them were chocolate chip. How many chocolate chip cookies did he bake?
40/100*1000 = 400 cookies
500
Nicole went to see the movie, "Straight Outta Compton." When she entered the theater at 6pm the temperature was 75. By the time she left the theater, at 9pm, the temperature decreased by 18, or -18. Between 6-9pm, how my degrees did the temperature decrease each hour?
-18/3 = -6 degrees
500
Write this expression with the correct notation: 7 to the second degree minus the square root of 10 plus the absolute value of -3
7^2 - square root of 10 + [-3]
500
Classify this solution to this expression as integer, rational, irrational, real (you may choose more than one): square root of 3 plus the negative square root of 3.
0. When we add opposite numbers, we get 0. 0 is an integer, rational and real.
500
Solve this expression: (write this out on the board: ) 8 + square root of 64 - (absolute value of -10) * 2^3
32
500
The Yankees' pitcher, Pineda, received $1000 for 8 strike-outs. How much did he receive for 2 strike-outs?
$1000/8 = $125*2 = $250 dollars