@eye-of-horus-42 said6/10/6
Draw a square 30x30mm,on each corners write number 6 outside of the square,in side the square write number 20, on top and bottom of number 20 outside of the square write number 10. All the numbers added equal 64,remove two numbers,so the rest of the numbers added,equals to number 40 GOOD LUCK..
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6/10/6