20 Best Math Riddles
Here are 20 captivating math riddles that are both fun and educational. These riddles are sure to sharpen problem-solving skills while bringing joy to learning.
Math riddles
Here is our top list of math riddles with answers. Find your favorite easy math riddles and then share these riddles with others. These are great math riddles for kids to be tested with.
- If a dozen eggs cost $0.12, how many eggs can you buy for a dollar? 100 eggs.
- Three times what number is no larger than two times that same number? 0.
- Isabella has a huge family: 20 cousins, ten aunts, and ten uncles. Each cousin has an aunt who’s not Isabella’s. How is that possible? This aunt is Isabella’s mom.
- There are four oranges, and you take three. How many do you have? You will have three oranges.
- A family has five sons, each of them has a sister. How many kids does a family have in total? The family has six kids – five sons have one common sister.
- I’m an odd number. But if you take away a letter from my name, I will become even. What number am I? Seven.
- How many times can you subtract the number 10 from 100? One time, because when you subtract it is no longer 100.
- What should you place between 3 and 4 to make it bigger than 3 but smaller than 4? A decimal point: 3.4.
- How can you make 45 using only 4? You have to use fractions: 44 + 4/4 = 45.
- Brian has 5 sons. Each of his sons has a sister. If so, how many children does Brian have? Six. All of the sons have the same sister.
- Use four 9s in a math equation that equals 100? 99+ (9/9)= 100.
- Brian has two kids. If the elder child is a girl, then what is the possibility that his other child is also a girl? 50 percent.
- Mom baked 24 cookies for six kids. How many cookies does each of them get? Each kid will get four cookies.
- When can you add 2 to 11 and get 1 as the correct answer? When you are talking about a clock, add 2 to 11 o’ clock and it is 1 o’ clock.
- Sally has 7 daughters and each of them has a brother. Can you figure out the total number of kids Sally has? 8 kids because the sisters have just one brother in common.
Best math riddles
These next math riddles are some of our favorites!
- If Brian is 90 cms plus half his height, how tall is he? 180cms.
- When my dad was 31 years old, I was just 8 years. Now his age is twice as old as my age. What is my present age? 23 years old now.
- Katie is 54 years old and her mother is 80, how many years ago was Katie’s mother three times her age? 41.
- Add me to myself and multiply by 4. Divide me by 8 and you will find me again. What am I? Any number.
- In a class, there are 12 kids. If six kids are wearing socks, 4 wearing shoes and 3 are wearing both. How many are bare feet? 5 kids are bare feet.
Final thoughts
After reading through all these math riddles, we hope you had fun.
If you want to hear more riddles, then check out these other great lists of riddles:
