You can’t take 3 from 2, 2 is less than 3, so you look at the 4 in the 10’s place. Now that’s really 4 10’s, so you make it 3 10’s, regroup, and you change the 10 to 10 1’s and add it to the 2 to make 12, then you take away the 3 that’s 9!
Yeah, I used to be good at math.
How did 64 get into it…
Dan Schwartz
@pathdan.bsky.social
A little slice of New York in the Coachella Valley. Not-quite-retired pathologist. Husband 🏳️🌈 Mad as hell etc. Lurked for years at The Bad Place but may be a little more outspoken here.
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