Math riddle 2

By Sal

Question: If 1+1=2, 2+2=8, 3+3=18. What does 4+4=?

Riddle Discussion

By: Ceefour on 31/3/16

32

Similar Riddles

.. (medium)

By jen

Question: What is half of 2+2?

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?

Riddle #170 (medium)

Question: How can you add 8 8's to make 1000?

Question: When is 99 more than 100?