This math question meant for 7-year-olds has everyone stumped

A math question apparently meant for seven-year-olds has left adults befuddled. The bonus math question — which allegedly appeared on a first-grade level exam paper in Singapore — has been making the rounds on social media. SEE ALSO: A math problem for 14-year-olds is stumping the world The question shows a circular puzzle with five numbers in it. There are four corresponding blanks that are meant to be filled in, but no further information is given on how to solve it.Image: almondsh