ickplant@lemmy.world to Lemmy Shitpost@lemmy.world · 1 year agoPaniki.postimg.ccimagemessage-square146fedilinkarrow-up11.31Karrow-down151cross-posted to: [email protected]
arrow-up11.26Karrow-down1imagePaniki.postimg.ccickplant@lemmy.world to Lemmy Shitpost@lemmy.world · 1 year agomessage-square146fedilinkcross-posted to: [email protected]
minus-squareMatch!!@pawb.sociallinkfedilinkEnglisharrow-up13·1 year agoQuick check for divisibility: subtract 7 from it. If the new number is divisible by 7, then the original number is too
Quick check for divisibility: subtract 7 from it. If the new number is divisible by 7, then the original number is too