Basic Terms
Divisibility
Number Theory
Fractions
Statistics and Probability
100
Sum
What is the answer in an addition problem.
100
The sum of the digits is divisible by 3.
What is the rule of divisibility for 3.
100
a number that has exactly two factors, 1 and itself.
What is a prime number
100
a number written in the form a/b where a is a whole number and b is a counting number. Also means a divided by b.
What is a common fraction
100
the sum of a set of numbers divided by the number of numbers.
What is the average
200
Product
What is the answer in a multiplication problem.
200
The ones digit is even
What is the rule of divisibility for 2.
200
a counting number that has at least 3 different factors namely the number itself, 1, and some other number.
What is a composite number.
200
A common fraction with a numerator 1.
What is a unit fraction
200
the number listed most often in a set of numbers
What is the mode
300
Addend
What is the numbers you add together to get the sum.
300
The ones digit is even and the sum of the digits is divisible by 3.
What is the rule of divisibility for 6.
300
the only number that is neither prime or composite because it has exactly 1 factor.
What is 1
300
a common fraction in which a < b.
What is a proper fraction
300
the number in the middle of an ordered set of numbers
What is the median
400
Quotient
What is the answer in a division problem.
400
The ones digit is either 5 or 0
What is the rule of divisibility for 5.
400
Parenthesis Exponents Multiplication/Division Addition/Subtraction
What is the orders of operations.
400
a common fraction in which a>b
What is an improper fraction.
400
a value between 0 and 1 that predicts how often an event will occur
What is probability
500
Divisor
What is the amount you are dividing a number by - the number knocking on the door.
500
The sum of the digits is divisible by 9.
What is the rule of divisibility for 9
500
Parenthesis Exponents Multiplication and Division Addition and Subtraction
What is order of operations
500
a fraction in which a and b have no common factor other than 1
What is a simplified fraction
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