Can a chimpanzee do simple mental arithmetic?

Question

I mean really simple addition, subtraction, small quantities.

Answer 1

They can be trained to solve simple puzzles but numbers , no.

Answer 2

He's got a calculator hidden up his sleeve.

Answer 3

Yes, http://www.guardian.co.uk/uk/2000/jan/06...

Answer 4

I think they can. it may not compute as 2 minus one or 1 plus 2 but they can do it. put three chimps in a room with 2 bananas and you will find out.

Answer 5

Possibly for very small quantities.

Just do a quick google for "chimpanzees, addition"

I saw a result like 3 or 4 down the page