A collection of Math Riddles for fun and pleasure! Tease your brain with these riddles,
then click to show or hide the answer.
Also visit our Math Trivia page for more arithmetic riddles, algebra riddles, geometry riddles, statistics riddles etc.
Why should you never mention the number 288 in front of anyone?
Because it is too gross (2 x 144 - two gross).
Which weighs more? A pound of iron or a pound of feathers? Both weigh the same.
How is the moon like a dollar?
They both have 4 quarters.
What is alive and has only 1 foot?
When do giraffes have 8 feet?
When there are two of them.
How many eggs can you put in an empty basket?
Only one, after that the basket is not empty.
What coin doubles in value when half is deducted?
A half dollar.
What is the difference between a new penny and an old quarter?
If you can buy eight eggs for 26 cents, how many can you buy for a cent and a quarter?
Where can you buy a ruler that is 3 feet long?
At a yard sale.
If there were 9 cats on a bridge and one jumped over the edge, how many would be left?
None - they are copycats.
If you take three apples from five apples, how many do you have?
You have three apples.
What has 4 legs and only 1 foot?
How many times can you subtract 6 from 30?
Once; after that it is no longer 30 (Don't try this in a test!)
If one nickel is worth five cents, how much is half of one half of a nickel worth?
How many 9's between 1 and 100?
Which is more valuable - one pound of $10 gold coins or half a pound of $20 gold coins?
It is the same. One pound is twice of half pound.
It happens once in a minute, twice in a week, and once in a year. What is it?
The letter 'e'.
How can half of 12 be 7?
Cut XII into two halves horizontally. You get VII on the top half.
When things go wrong, what can you always count on?
Which month has 28 days?
All of them.
What’s the easiest way to double your money? Put it in front of a mirror.
What occurs twice in a week, once in a year but never in a day?
The letter e
Where do fish keep their money? In the river bank
Why is the longest human nose on record only 11 inches long?
Otherwise it would be a foot.
Why are diapers like 100 dollar bills? They need to be changed.
A street that is 40 yards long has a tree every 10 yards on both sides. How many trees are there on the entire street? 10, 5 on each side.
What goes up and never comes down? Your age.
What did one math book say to the other math book? Wow, have I got problems!
I am an odd number; take away a letter and I become even. What number am I? SEVEN take away S becomes EVEN
As I was going to St. Ives
I met a man with seven wives.
Each wife had seven sacks,
Each sack had seven cats,
Each cat had seven kits;
Kits, cats, sacks and wives,
How many were going to St. Ives? One (the narrator)
You want to cross a bridge to get to the other side of the crevice, but there's a problem. The bridge, which takes an hour to walk across, is guarded in the middle by a guard who wakes up every half hour and carries back anybody crossing the bridge back to where he or she came from. How long does it take for me to get to the other side?One hour. You walk across the bridge as you normally would, and after half an hour, you've reached the middle of the bridge, and the guard wakes up. Right before he wakes up, turn around and face the other direction so that the guard will think that you were heading the opposite direction. The guard will automatically carry you back to the side where he thought you came from, which is the side you wanted to go to.
What are the 10 types of people in the world?Those who understand binary and those who don't
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