this post was submitted on 18 Oct 2024
656 points (95.3% liked)

Curated Tumblr

4045 readers
254 users here now

For preserving the least toxic and most culturally relevant Tumblr heritage posts.

Image descriptions and plain text captions of written content are expected of all screenshots. Here are some image text extractors (I looked these up quick and will gladly take FOSS recommendations):

-web

-iOS

-android

Please begin copied raw text posts (lacking a screenshot that makes it apparent it is from Tumblr) with:

# This has been reposted here to Lemmy as part of the "Curated Tumblr Project."

I made the icon using multiple creative commons svg resources, the banner is this.

founded 2 years ago
MODERATORS
 
you are viewing a single comment's thread
view the rest of the comments
[–] Reddfugee42 17 points 2 months ago (1 children)

You're old school, like me. You're literally describing the "new math" that boomers hate. Teachers are finally teaching kids to do it the way we've always done it in our head.

"8 + 7 is awkward, but if you take two from seven and give it to eight, now you have 10 + 5 and that's easy mental math."

[–] captainlezbian 17 points 2 months ago

And the reason they teach it that way is because it’s what the people who are good at math were already doing. Math isn’t about memorization it’s about understanding how numbers work and that’s how numbers work