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This tricky math problem went viral a few years back after it appeared on an entrance exam in Hong Kong… for six-year-olds. Supposedly the students had just 20 seconds to solve the problem! Answer: 87.   Believe it or not, this “math” question actually requires no math whatsoever. If you flip the image upside down, you’ll see that what you’re dealing with...

This problem shouldn’t be too difficult to solve if you play a lot of sudoku. Answer: 6.   All of the numbers in every row and column add up to 15! (Also, 6 is the only number not represented out of numbers 1 through 9.)

This problem comes straight from a standardized test given in New York in 2014. Answer: 9. You’re forgiven if you don’t remember exactly how exponents work. In order to solve this problem, you simply need to subtract the exponents (4-2) and solve for 32, which expands into 3 x 3 and equals 9. And for more questions that will challenge your...

This question was used in China to identify gifted 5th graders. Supposedly, some of the smart students were able to solve this in less than one minute. Answer: 9.   In order to solve this problem, you need to understand how the area of a parallelogram works. If you already know how the area of a parallelogram and the area of a...

YouTuber MindYourDecisions adapted this mind-boggling math question from a similar one found on an elementary school student’s homework in China. Answer: 150 cm. Image via YouTube Since one measurement includes the cat’s height and subtracts the turtle’s and the other does the opposite, you can essentially just act like the two animals aren’t there. Therefore, all you have to do is add the two...

If you’re having trouble reading that, see here: “Albert and Bernard just became friends with Cheryl, and they want to know when her birthday is. Cheryl gives them a list of 10 possible dates. May 15           May 16           May 19 June 17           June 18 July 14            July 16 August 14       August 15       August 17 Cheryl then tells Albert...

This one comes from a first grader’s homework. Answer: The missing letter is J. When you add together the values given for S, B, and G, the sum comes out to 40, and making the missing letter J (which has a value of 14) makes the other diagonal’s sum the same.

Try to figure out what all of the equations have in common. Answer: 4 = 256. The formula used in each equation is 4x = Y. So, 41 = 4, 42 = 16, 43 = 64, and 44 = 256.

When Best Life first wrote about this deceiving question, we had to ask a mathematician to explain the answer! Answer: 18. Some people get stumped by the triangles hiding inside of the triangles and others forget to include the giant triangle housing all of the others. Either way, very few individuals—even math teachers—have been able to find the correct answer to this problem. And...

You might need to ask your kids for help on this one.In order to solve this seemingly simple problem, you need to remove the decimal from 1.92 and act like it isn’t there. Once you’ve divided 192 by 3 to get 64, you can put the decimal place back where it belongs and get your final answer of 0.64.