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Number Theory
Fractions
Equations
Order of Operations
Word Problems
100
2, 3, 5, 7, 11
What are the first 5 prime numbers
100
The number that tells how many parts make a whole.
What is the demoninator?
100
A letter that takes the place of a number.
What is a variable?
100
Parentheses, Exponents, Multiply, Divide, Add, Subtract
What does PEMDAS stand for?
100
If you start out with a temperature of -15 and the temperature increases 20 degrees.
What is 5?
200
A number that has 1 and itself as factors.
What is a prime number?
200
The number that tells how many parts you are working with.
What is the numerator?
200
Is or Equals.
What words tell you to write an equal sign?
200
The operations inside the parentheses.
What is the first step in PEMDAS?
200
David wants to buy a new iPod for $199. He has saved $135 so far. How much more does he need?
What is $64?
300
A number that has multiple factors that are prime numbers
What is a composite number?
300
The numerator is larger than the demoninator.
What is an improper fraction?
300
Difference, decreased by or minus.
What is words tell you to subtract?
300
You do multiplication and division before your addition and subtraction.
What is the order of operations for +, -, X and divide?
300
An ice tray has 12 sections. Four sections have cubes. What fraction of the tray does not have cubes?
What is 2/3?
400
2 x 2 x 2 x 3 x 3
What is the prime factorization of 72?
400
A fraction and whole number together
What is a mixed number?
400
Product, times.
What words tell you to multiply?
400
49 - 3 x (9 + 2)
What is 16?
400
Joe finished his homework in 50 minutes. What fraction of an hour is that?
What is what is 5/6?
500
2 x 2 x 2 x 2 x 3 x 3
What is the prime factorization of 144?
500
You divide both sides of the fraction by the same number.
What is reducing or simplifying a fraction?
500
Less than
What words tell you to subtract, but you have to switch the place in the expression for the values?
500
8 + 3 x 3 x 2
What is 26?
500
Christmas wrapping paper costs $1.50 a roll. How much would 9 rolls cost?
What is $13.50?