Percentages

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To get your free eBook "How To Calculate Percentages In Your Head", please click the link below:


To join our online course "Turn On The Calculator In Your Head (Basic)", please click the link below:


Following courses will be launched soon:

1. Turn On The Calculator In Your Head (Intermediate)
2. Turn On The Calculator In Your Head (Advance)
3. Fractions, Decimals, Percentages
4. How To Become A Guinness World Record Holder Yourself
5. Abacus Basic (Addition & Subtraction)
6. Green Math (All Math topics from grade 3 to grade 10)

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Also, feel free to ask if you have any questions.

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Taught in 6th grade in most of the USA

RisingwoodsGal
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That's super interesting, but why does it work?

johnkuhn