There’s no better way to show your kids that you can have fun with math than by letting them solve a bunch of challenging math riddles and brain teasers. Riddles are a great way to stimulate children’s minds and keep them engaged and learning at home. They force us to use our imaginations and think outside the box. So, today, we have selected these great riddles to tease your brain.
Tricky Math Riddles With Answers
Riddle Number 1:
Jenny’s friends were coming to buy her a wedding shower. At first, 10 friends joined, but 2 of them left. Each of the 8 had to chip in another dollar to get the money back. How much money do they plan to raise?
Riddle Answer:
40 (10 4 for 10, or $ 5 for 8)
Riddle Number 2:
John, Mark, and Henry are three brothers. Interestingly, his current age is prime. More interestingly, the difference between their ages is also significant. How old is he?
Riddle Answer:
Mark is 2, John is 5, and Henry is 7. Age difference 7 – 2 = 5 is important. 7 – 5 = 2 is basic; 5 – 2 = 3 is basic.
Riddle Number 3:
Joe has ten dollarr 1.19 coins. With these coins, he can’t make the right change for a dollar, half a dollar, a quarter, a dime, or a nickel. What coins does he have?
Riddle Answer:
One and a half dollars, a quarter, four paise,
Riddle Number 4:
There are twelve children in a classroom. Six children are wearing socks and four are wearing shoes. Three children are wearing both. How many bare feet?
Riddle Answer:
Riddle Answer:
Five children have bare feet.
Riddle Number 5:
There are 25 red balls, and 47 green balls. And 3 blue balls in a basket is a blind man. What is the minimum number of balls that a blind person has to choose to make sure that there are at least 2 balls of different colors?
Riddle Answer:
48 balls. He has a small chance to take 47 green balls in a row.
Riddle Number 6:
One is three as three is five and five is four and four is a magic number. What is a pattern?
Riddle Answer:
Letters in it. (If you try more numbers, they will always come back to the number four, so four is the magic number.)
Riddle Number 7:
There are two ducks in front of the other two ducks. And, behind the other two ducks are two ducks. There are two ducks with two other ducks. How many ducks are there?
Riddle Answer:
4 ducks (in a square)
Riddle Number 8:
What is the value of 1/2 of 1000 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10?
Riddle Answer:
100
Riddle Number 9:
When John was six years old, he nailed his favorite tree to find out how tall he was. Ten years later, at the age of sixteen, John returned to see how tall the nail was. If a tree grows five centimeters every year, how tall will the nail be?
Riddle Answer:
The nail will be at the same height as the trees grow on their tops.
Riddle Number 10:
When my father was 31 and I was 8. Now he is twice as old as me. How old am I
Riddle Answer:
The age difference is 23 years, so if my father is twice my age then I should be 23 years old.
Riddle Number 11:
X is an odd number. Move one alphabet away from X and it becomes equal. What is that number?
Riddle Answer:
Seven (Seven-S = Even).
Riddle Number 12:
You are given 3 positive numbers. You can add these numbers and multiply them together. The result you get will be the same. What are the numbers?
Riddle Answer:
1, 2 and 3
Riddle Number 13:
What can you put between 7 and 8 so that the result is greater than seven but less than eight?
Riddle Answer:
One decimal. 7.8 is greater than 7, but less than 8.
Riddle Number 14:
Tom was asked to paint number plates on 100 apartments, which meant he would have to paint numbers 1 to 100. Can you guess how many times he has to paint the number 8?
Riddle Answer:
20 times. (8, 18, 28, 38, 48, 58, 68, 78, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 98)
Riddle Number 15:
If a company of two and a crowd of three, then what are four and five?
Riddle Answer:
9
Riddle Number 16:
What is the maximum number you can reduce from 25 to 5?
Riddle Answer:
Only once. This is because the first time you subtract 25 from 5, it becomes 20, then 15, and so on.
Riddle Number 17:
Leon works in an aquarium. When he tries to put each turtle in his tank, he has a lot of turtles. But if he has two turtles per tank, he has too many tanks. How many turtles and tanks does Leon have?
Riddle Answer:
It has 3 tanks and 4 turtles.
Riddle Number 18:
The 300 feet long train is traveling at a speed of 300 feet per minute. It must pass through a 300 feet long tunnel. How long will it take for the train to pass through the tunnel?
Riddle Answer:
Two minutes. It will take one minute at the front of the train and two minutes for the rest of the train to clear the tunnel.
Riddle Number 19:
I add five to nine and get two. The answer is correct, but how?
Riddle Answer:
When it is 9 o’clock in the morning, add 5 hours to it and you will meet at 2 o’clock.
Riddle Number 20:
Place three matches on one table. Ask a friend to add two more matches to make eight.
Riddle Answer:
Add two matches to make Roman numerals eight.
Riddle Number 21:
Using only increments, how can you add eight to get the number 1,000?
Riddle Answer:
888 +88 +8 +8 +8 = 1,000
Riddle Number 22:
The zoo has 100 pairs of dogs. Two pairs of puppies are born for each dog. Unfortunately, 23 of the dogs did not survive. How many dogs will be left tomorrow?
Riddle Answer:
977 dogs (100 x 2 = 200 ؛ 200 + 800 = 1000 ؛ 1000 – 23 = 977)
Riddle Number 23:
A group of students stood facing west in the blazing sun at a march past ceremony. Quaid shouted at them: Turn right! About turn! Turn left! At the end of these orders, what is the direction of the students now?
Riddle Answer:
East. They will turn 90 degrees in the right turn, and they will turn about 180 degrees, and finally, they will turn 90 degrees in the left turn. Therefore, the students are now facing east.
Riddle Number 24:
How can you take 2 out of 5 and skip 4?
Riddle Answer:
F I V E.