Answer by lukejanicke for Is This Trick Helpful?
I teach Year 7 and I’m with Steven on this.Sort of.If a “trick” reminds you of a correct understanding that you’ve already established, then it is a procedural memory aid and shortcut. Nothing tricky...
View ArticleAnswer by JTP - Apologise to Monica for Is This Trick Helpful?
$$a=\frac bc\implies \;c=\frac ba.$$What you propose above is one of the if/thens that students should pick up after seeing it in practice a couple times. The 'long' way has them multiplying both sides...
View ArticleAnswer by Steven Gubkin for Is This Trick Helpful?
I do not think that such tricks are helpful: in fact I believe they are deeply damaging.These types of basic relationships should not be memorized: they should be derived on the fly from an...
View ArticleAnswer by user5402 for Is This Trick Helpful?
The trick is more difficult than the proposition. You can look at the fraction $\dfrac{ a}{b}=\dfrac{c}{d}$ from the right, from the left or from the bottom. For example looking from the right gives...
View ArticleIs This Trick Helpful?
I am no professional educator; I am a student myself! But apparently I come up with useful tricks that help my younger brother do better in maths. I just want to hear your feedback, is all.My younger...
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