my maths teacher keeps taliking about fliping numbers and he allways wright on the bord 'flip' (with the 's) and like last moth or somthing me and painted where in maths (how horifing) and he sed 

"and now you flip the negative 6" (or somthing like that) and painted sat up stragt and allmost claped her hands together and he was like

"did you get that rigt" and we both had to try very very hard not to explde into laghfter (we falid)

flip da frOg