In this topic expert trainer explains how to multiply complementary numbers in just two second .
SPEED MATH series is an initiative by ThinkGun to help out students perform calculations faster with precision in various competitive exams viz UPSC, CAT, GRE, GMAT, CDS, NDA.
Students can find this very helpful in saving time while doing simplifications in an aptitude paper or in a technical paper involving lot of calculations.
We are going to come up with more videos on this channel which help you to score more in aptitude/mathematics papers.
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