Math trick to square number close to 50 is interesting because math is easy and funny, make we laugh and clever in same time. In this chapter we will learn a little bit about Math trick to square number close to 50

## Description

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## Video Data

This video has been watched 2.8K views since Published on Jan 3, 2014 until 09-02-2018 08:59:31 and still continue. Duration 2:26 minutes.

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