iii@mander.xyz to Casual Conversation @lemm.eeEnglish · 2 days agoI can't do my table of 5's. I always do times 10, divide by 2message-squaremessage-square18fedilinkarrow-up136arrow-down10
arrow-up136arrow-down1message-squareI can't do my table of 5's. I always do times 10, divide by 2iii@mander.xyz to Casual Conversation @lemm.eeEnglish · 2 days agomessage-square18fedilink
minus-squaresik0fewl@lemmy.calinkfedilinkEnglisharrow-up7·edit-22 days agoOpen your hands and turn down the Nth finger. 9•N is the the number of fingers to the left of it in the 10s position and the number of fingers to the right in the unit position.
Open your hands and turn down the Nth finger. 9•N is the the number of fingers to the left of it in the 10s position and the number of fingers to the right in the unit position.
What sorcery is this!