77×73=? Can solve you in less than 5second …. if yes how. …and if no read post and make fast calculation. How it possible Recuritment l cut-off l UPTET l Bank Notification l Results l http://www.facebook.com/plugins/like.php?href=http%3A%2F%2Ffacebook.com%2FGKnUpdates Teaching Tools | Manav Sampda | Mission Prerna l ICT l Primary ka Master l Diksha app l Transfer l GO | Updates
Dear frnds now we are define how these rules make easy square numbers. Before start we want remind that you learn(know) square till no 30.Square Rules 1- Square no. from 31-80 , This rules known as base 50/25How it work—-Example. 1 What is square of 37 ? Now 37 compare with base no 50/25You find… 13/12 Now …. your ans 12.. 13² =12+1..69(Taken last two digit only) =1369Example 2- What is square value of 43 ? 43² = 7² /18(get from compare 25 ie 43-25=18 and 50-43=7) =18.. 49Your ans. =1849 How Square no. from 81-130 (Rules -Base …
Fends, We known that Speed and Accuracy are keys of competitive mathematics .So we start a series Magic (Technique) for improve your solving SPEED. Basic equipments (tools) for magic – 1-Learn table till 302-Learn square till 303-Learn cube till 20 4- BODMAS rules for simplification Multiple of Two digit (if a number is lesser 20) : Prob- 34×16 Trick 1- 340+204 =544 Step 1- Take greater number here. -34Step 2- Place a zero ‘0’ Become like- 340 Step 3- Greater no multiply by last digit of other no Like 34×6 =204 Step 4- Add step2 and step 3 340+204 =544 …