Factors
Multiples
Square Roots
Exponents
Prime Numbers
100

A number that divides another number evenly is known as this. 

What is "a factor"?

100

The result you get when you multiply a number by a whole number is known as this.  

What is "a multiple"?

100

A value that, when multiplied by itself, gives the original number.

What is a square root?

100

In the expression 45, this is the name for the number 4.

What is the base?

100

This is the number of factors a prime number will have. 

What is "2"

200

The factors of 18 are 1, 2, 3, 9, 18 and this number.

What is 6?

200

The first five multiples of 6.

What are 6, 12, 18, 24, and 30?

200

The square root of 81.

What is 9?

200

The value of 33

What is 27?

200

These are the first 5 prime numbers.

What are 2, 3, 5, 7, and 11

300

This is the greatest common factor (GCF) of 16 and 24.

What is 8?

300

The lowest common multiple (LCM) of 8 and 10.

What is 40?

300

A number whose square root is a whole number (e.g., 4, 9, 16...).

What is a perfect square?

300

The way to write 1,000,000 using the powers of 10 would be...

What is 106?

300

This is the only prime number that is even. 

What is "2"?

400
I am the first thing you must find, when finding all the factors. I am your boundary. What am I?

What is a "square root".

400

The smallest number that is a multiple of both 7 and 9.

What is 63?

400

The side length of a square garden that has an area of 121 m².

What is 11 metres?

400

This is what 1579 x 100 would equal.

What is 1579?

400

I am the sum of the first 7 prime numbers. Who am I?

What is "58".

500

I am a number between 30 and 40. My factors include 2, 3, 4, and 6.

What is 36?

500

A bus arrives every 3 minutes and another arrives every 4 minutes. This is how long until they arrive at the same time.

What is 12 minutes?

500

The two consecutive (back-to-back) whole numbers that the square root of 30 lies between.

What are 5 and 6?

500

The value of 25+ 44 in expanded form using the powers of 10 would look like this.

What is (2 x 102) + (8 x 101) + (8 x 100)

500

I am a prime number between 50 and 60, and the sum of digits is 8. Who am I?

What is 53?