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A quick one today, to solve without a calculator, by smartly rewriting terms.
No sats this time for just giving the final number ;)
Previous iteration: #762996 (detailed answer in #763219, by induction).
I think a typical 8th or 9th grader in Singapore can solve this problem
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Nice. As I said, I'm so jealous of Singapore's education system.
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Haha we try our best
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I would like to learn what makes it work. Do you think it is primarily due to curriculum design, teacher talent, or cultural values towards education? Maybe all three, but if there's anything in the curriculum design that Americans can improve I'd love to hear about it.
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good job!
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Thank you!
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Looks like I have to study again to better master mathematics.
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