themaninblack@lemmy.world to memes@lemmy.world · 15 days agoMath(s)lemmy.worldimagemessage-square39fedilinkarrow-up1576arrow-down128
arrow-up1548arrow-down1imageMath(s)lemmy.worldthemaninblack@lemmy.world to memes@lemmy.world · 15 days agomessage-square39fedilink
minus-squareAlenalda@lemmy.worldlinkfedilinkarrow-up4·14 days agoWhen I was young I learned that when you add up all the numbers if that number is a multiple of 3 than the original number is also divisible by 3. So 51, 5+1=6 and 6 divisible by 3 and so must 51.
When I was young I learned that when you add up all the numbers if that number is a multiple of 3 than the original number is also divisible by 3. So 51, 5+1=6 and 6 divisible by 3 and so must 51.