neidu3@sh.itjust.worksM to Ask Lemmy@lemmy.worldEnglish · edit-21 day agoWhat obsolete knowledge do you know by heart, and would like to share?message-squaremessage-square87fedilinkarrow-up174arrow-down11
arrow-up173arrow-down1message-squareWhat obsolete knowledge do you know by heart, and would like to share?neidu3@sh.itjust.worksM to Ask Lemmy@lemmy.worldEnglish · edit-21 day agomessage-square87fedilink
minus-squarehoustoneulers@lemmy.worldlinkfedilinkarrow-up2·2 hours agoIs this obselete? Did multiplication and boobies disappear?
minus-squareLaserTurboShark69@sh.itjust.workslinkfedilinkarrow-up1·1 hour agoI hope not but I assume the opportunities to bust this trick out in math class has been mostly diminished or forgotten about
6922251 x 8 = 55378008
Is this obselete? Did multiplication and boobies disappear?
I hope not but I assume the opportunities to bust this trick out in math class has been mostly diminished or forgotten about