Prime Numbers
Triangular Numbers
Square Numbers
Rectangular Numbers
Palindromes
100

What are the first 5 prime numbers ?

2,3,5,7 and 11

100

What is the 9th triangular number ?

45

100

What is the equation for the 6th square number ?

6 times 6 is 36

100

What are the first 3 rectangular numbers?

2,6 and 12

100

How much digits in a number do you need to make a palindrome?

2 digits or more .

200

How many prime numbers are in the 40s ? What are they ?

3

200

What are triangular numbers are 4th - 8th ?

10 ,15,21,28,36

200

What is the 4th square number ?

16

200

What are the first 4 rectangular numbers ?

2,6,12 and 20

200

Can palindromes be something beside numbers ? If so what ?

Palindromes can be words or phrases that can be read backwards?

300

What is the smallest prime number that you can find is the sum of 3 prime numbers .

7

300

What is the 6th triangular number subtracted by the 5th ?

6

300

What simple method can you use to find a square number ?

Times the number by itself 

300

What is the 8th rectangular number ?

72

300

What are palindromes?(in numbers )

Palindromes are numbers that can be read the same backwards or forwards

400

What are prime pairs ?

Prime pairs are prime numbers that differ by 2 .

400

Why are they called triangular numbers?

Because they can be expressed graphically with triangular arrangements.

400

What is the 4th through 9th square numbers ?

16 , 25 , 36 , 49 , 64 , 81

400

What are the first 5 equations for the first 5 rectangular numbers ?

2 times 1 , 2 times 3 , 3 times 4 , 4 times 5 , 5 times 6

400

Is the answer to 5871 plus 1785 a palindrome ? True or false ?

True

500

How many prime numbers are there ?

25

500

`What position is 78 in?

12th

500

What is the 9th square number plus the 7th minus the 5th?

105

500

What are the first ten rectangular numbers ?

2 , 6 ,12 

500

Is the answer to 7,536 plus 6,357 a palindrome ? True  or false ?

False

M
e
n
u