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Learn Fast calculation Tricks Part - 2 (in Hindi)
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This lesson focusses on teaching some more methods which would increase one's efficiency to solve complex problems easily and swiftly. Dhiraj solves some questions and explains tricks to solve them effortlessly and fastly.

Dhiraj Singh Chauhan
Income-tax Inspector, Cleared Assistant Commandant(SSB), From Saharanpur

Unacademy user
don't tell the options for answer.please tell answer directly.
thanks a lot sir for your efforts.Means a lot for aspirants. I have a query about multiplication trick. You have explained tricks for multiplication of 2 digit and 3 digit numbers. Is there any trick that I can use to multiply a 3 digit number with a 2 digit number or vice versa ? Please share if you can. Thank you
thank you sir! these tricks are more useful than any shortcut trick book.
sir, really this is very helpful for math .I like this .thank you so much
you are the best educator of strategy making and
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  1. How to do fast calculation? Presented by Dhiraj Singh Chauhan

  2. About me B.Sc.(Hons.) from BHU Varanasi - 24th rank in CGL-2015(tier 1+tier2) . 2 th Score: . tier 1-150 tier 2-347.25 total-497.25 out of 600 Course fee: CONTRIBUTE . Follow me on Unacademy at:

  3. 12 2 2 3 2 3

  4. 3 73 5 3 2 9 32 6 8

  5. 12 3 2 3 9 i 2 1 2 1 2 ISI 29

  6. 3 2 78 2278 8 4 23 7 2