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Number & Basic Math Riddles

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Number & Basic Math Riddles

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Quick number brainteasers

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School Work
School Work
India

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Number & Basic Math Riddles
 

Number & Basic Math RiddlesOnline version

Quick number brainteasers

by School Work
1

I am the first even number. Who am I?

2

I am a number. Add 5 to me, you get 15. Who am I?

3

I am between 20 and 30. I am divisible by 5. Who am I?

4

Double me and you get 18. What number am I?

5

I am the smallest 3-digit number. Who am I?

6

What number doubled equals 12?

7

What is half of 36?

8

If you subtract 7 from 30, what number remains?

9

I am a number which is 3 more than 7. What am I?

10

I am the next prime after 11. Which number is it?

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2 is the smallest even number.

10 + 5 = 15.

25 is the only multiple of 5 between 20 and 30.

9 × 2 = 18.

100 is the first three-digit integer.

6 × 2 = 12.

Half of 36 is 18.

30 - 7 = 23.

7 + 3 = 10.

11's next prime is 13.

 
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