Divisibility
Primes & Composites
Prime Factorizations
Squares
Terms
100
The number in the ones' place is even.
What is the divisibility test for 2?
100
Composite. It passes the three test.
Is 111 prime or composite?
100
No. That would be a waste of time because primes have only two factors.
Can you factor a prime number?
100
5
What is the square root of 25?
100
An arrangement of dots that represent a multiplication fact.
What is a dot array?
200
The number ends in a zero.
How do you know if a number is divisible by 5 and 10?
200
They are not all even numbers.
Are all composite numbers even?
200
2 * 2 * 3 * 5
What is 60?
200
1, 4, 9, 16, 25
What the the first five square numbers?
200
A number with three or more factors.
What is a composite number?
300
The last two numbers are multiples of four. (Example 1712)
What is the divisibility test for four?
300
2
What is the smallest prime number?
300
Numerical order
How must prime factors be listed?
300
To multiply it by itself.
What does it mean to square a number?
300
This number is special; it is neither prime or composite because it has only one factor.
What is the number 1?
400
The number must be even and divisible by 3.
What is the divisibility test for six?
400
2,3,5,7,11
What are the first five primes?
400
2 * 2 * 2 * 2 * 2
What is the prime factorization of 32?
400
10
What is the square root of 100?
400
A number that has only two factors, one and itself.
What is a prime number?
500
The sum of the digits is a multiple of 9.
What is the divisibility test for 9?
500
There is an infinite number of primes.
How many primes are there?
500
The factors are not in numerical order.
What is wrong with this factorization? 3 * 5 * 2 * 3
500
This is when you multiply a number by itself three times.
What does "cubed" mean?
500
A small number to the right of the base number that is elevated; it tells us how many times to multiply a number by itself.
What is an exponent?
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