Bob - Garden is Life
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I took three semesters of advanced calculus in college to get my engineering degree. Had to pass linear differential equations. ("diffie Q" still causes me to shiver from the memory).

However, 6x7 and 6x8 are blanks in the multiplication table in my head. Really. To this day, 6x7 requires I stop,
10:48 AM - Jan 16, 2024
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Bob - Garden is Life
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thread 2/2
think, "ok, 3x7 = 21 and then x2 = 42." Likewise, 6x8 is, "3x8 = 24 and then x2 = 48."

I can't get those two numbers to absorb. I've used heavy math constantly in my career over decades.

Isn't it weird? Anybody else have a math blind spot they just can't fix?
10:48 AM - Jan 16, 2024
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Andi Jones
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There are people who study this phenomenon. This study found 6x8 to be the most difficult in the group of kids they studied. https://www.theguardian.co...
In response to Bob - Garden is Life.
11:40 AM - Jan 16, 2024
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Bob - Garden is Life
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In response to Andi Jones.
Wow. That's really interesting. All this time I just thought it was me.

So this study was kids. It turns out for many of us it's a lifelong issue.
11:58 AM - Jan 16, 2024
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Andi Jones
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In response to Andi Jones.
I don't understand how multiplying these even numbers is tougher for more people than multiplying by 7! Lol
11:41 AM - Jan 16, 2024
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