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math puzzle
What is the logic behind these seemingly absurd calculations?
Báo Dân trí
11/07/2025
Move the matchstick to change the equation 9 + 6 = 16 from false to true.
VTC News
13/03/2025
Where is the remaining $1?
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20/12/2024
Find the number that is different from the rest in 10 seconds
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12/12/2024
Even a math prodigy would have difficulty solving this puzzle.
VTC News
10/12/2024
The problem of having 1,000 dong left makes many people give up
VTC News
04/12/2024
Simple addition and subtraction problem causes controversy
VTC News
03/12/2024
Even good mathematicians have to give up on this puzzle.
VTC News
02/12/2024
Can you find the lock password in 15 seconds?
VTC News
28/11/2024
Only 1 in 100 players can answer this problem correctly.
VTC News
27/11/2024
The puzzle that makes 99.9% of people good at math answer wrong
VTC News
25/11/2024
The puzzle that makes 99% of people good at math answer wrong
VTC News
21/11/2024
99% of players surrender to this number sequence rule
VTC News
13/03/2024
Math puzzles challenge even the smartest people
VTC News
26/11/2023
Matchstick challenge 99% of people can't answer
VTC News
25/11/2023
Challenge your mind with four IQ puzzles
VnExpress
10/07/2023
60 Second IQ Test
VnExpress
08/07/2023
Challenge your reasoning with four IQ puzzles
VnExpress
26/06/2023
Four mind-bending puzzles
VnExpress
23/06/2023
Test your IQ with four puzzles
VnExpress
20/06/2023
Test your IQ with a puzzle to find the rule of the number sequence
VnExpress
17/06/2023
Test your IQ with a password puzzle
VnExpress
14/06/2023
Four puzzles to challenge your intelligence
VnExpress
13/06/2023
Test your IQ with 5 quick calculations
VnExpress
09/06/2023
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