Math Riddles

 

Question: How can you make the following true by adding a single line: .9 = 1.

Note: ≠ is not the answer.


The 6 sisters (medium)

Question: There are 6 sisters. Each sister has 1 brother. How many brothers are in the sisters' family?

THE TRIANGLE (medium)

Question: Which triangle will have a larger perimeter : 3,4,5 or 3,4,7 ?

If (medium)

Question: If 1+9+8=1, what is 2+8+9?

Question: Mr. Smith has 4 daughters. Each of his daughters has a brother.

How many children does Mr. Smith have?