How to solve the maths puzzle for Vietnamese eight-year-olds that stumped parents and teachers
by Alex Bellos from on (#9F9Y)
I set this maths puzzle yesterday. Now for the solution. It wasn't pretty, folks, but we got there in the end
The challenge was to fill in the above snake with the digits 1 to 9, using each digit only once. The colon ":" means divide, and you must follow the standard order of operations, meaning that multiplication/division comes before addition/subtraction.
Related: Can you do the maths puzzle for Vietnamese eight-year-olds that has stumped parents and teachers?
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