How to square numbers at extremely fast speed3 points·by mquaes·vor 14 Jahren·2 commentshttp://mathema-tricks.blogspot.com/1 commentsPost comment[–]mquaes·vor 14 Jahrenreplyhttp://mathema-tricks.blogspot.com/[–]Navarr·vor 14 JahrenreplyYou're not very good at this :|