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Speed Maths Without Calculator Squares Below and Above 100


Subject : Calculations Squares Below and Above 100 by hand without calculator.

The Squares which are helpful for the ICET Students and Preparing for Banks, which have at least 10 Marks , Here Squares was not important, Making Speed is the most Prominent one. So The candidates have to be in great touch which makes most speed and can gain many as possible.  Here are given some of the examples which can be so useful for the competitive Exams Tricks preparing Students. Arithmetic Tricks.

NumberSquareUnits place
111
244
399
4166
5255
6366
7499
8644
9811

Squares where '5' is in units place :

15 => Last Two digits will be marked as 5^2 = 25 .
     => The First digit '1', Next to one is '2'. 
     => Then (1 * 2) = 2
     => Therefore 225.

35 => Last Two digits will be marked as 5^2 = 25 .
     => The First digit '3', Next to three is '4'. 
     => Then (3 * 4) = 12
     => Therefore 1225.

85 => Last Two digits will be marked as 5^2 = 25 .
     => The First digit '8', Next to eight is '9'. 
     => Then (8 * 9) = 72
     => Therefore 7225.

Below 100 Squares :

93 => (100 - 7)
     => Last Two digits will be marked as 7^2 = 49 .
     => First Two digits will be 93 - 7 = 86.
     => Answer will be 93^2 = 8649 .

98 => (100 - 2)
     => Last Two digits will be marked as 2^2 = 04 .
     => First Two digits will be 98 - 2 = 96.
     => Answer will be 98^2 = 9604 .

87 => (100 - 13)
     => Last Two digits will be marked as 13^2 = 169 .
     => First Two digits will be 87 - 13 = 74.
     => Here 169 only two digits will be taken 69.
     => Then '1' will be added to 74 Then 75 is to be taken.
     => Answer will be 87^2 = 7569 .

 Above 100 Squares :

103 => (100 + 3)
      => Last Two digits will be marked as 3^2 = 09 .
      => First Two digits will be 103 + 3 = 106.
      => Answer will be 103^2 = 10609 .

108 => (100 + 8)
      => Last Two digits will be marked as 8^2 = 64 .
      => First Two digits will be 108 + 8 = 116.
      => Answer will be 108^2 = 11664 .

117 => (100 + 17)
      => Last Two digits will be marked as 17^2 = 289 .
      => First Two digits will be 117 + 17 = 134.
      => Here 289 only two digits have to be taken 89.
      => The '2' is to be added to 134 Then 136 is to be taken.
      => Answer will be 117^2 = 13689 .


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