The missing number is 1,620. The digits in the tens places (green in the figure below) of the numbers in columns 1, 2, 4 and 5 are added together. The total value is represented by the digits in the ...

Dr. Emma Chen, a renowned mathematician, has set the international math community abuzz with her latest numerical sequence puzzle. This challenging brain teaser has stumped even the most brilliant ...

Usama has a passion for video games and a talent for capturing their magic in writing. He brings games to life with his words, and he's been fascinated by games for as long as he's had a joystick in ...

A challenging arithmetic puzzle, presented as an image, tests readers' cognitive abilities. The puzzle involves finding a missing number in a sequence within seven seconds, assessing IQ and critical ...

A brain teaser on X featuring a 3×3 number grid sparked over 12k views and 300+ comments as users debated the missing number's solution. Brain teasers have long been a favourite among puzzle ...