Bankers Adda is also known to be called as Easy Shortcuts adda.
Today we came back with a New Easy Shortcuts
Go through the Shortcut and if you have any doubts please contact bankers adda in the comment section.
Easy Squaring Shortcut 7
Finding Square of a number which is between 1000 and 1100
1:Choose a number between 1000 and 1100.
2:first two digits are: 1,0 _ _, _ _ _
3:Find the difference between your number and 1000.
4:Multiply the difference by 2: 1,0 X X, _ _ _
5:Square the difference: 1,0 _ _, X X X
Ex:
If the number to be squared is 1009:
The first two digits are: 1,0 _ _, _ _ _
Find the difference: 1009 - 1000 = 9
Two times the difference: 2 × 9 = 18:
1,0 1 8, _ _ _
Square the difference: 9 × 9 = 81:
1,0 1 8, 0 8 1
So 1009 × 1009 = 1,018,081.
Checkout other Topics
Aptitude Quiz Banking Quiz Computer Quiz
Daily Quiz English Quiz GK Quiz
English Learning Tips Invention Quiz Reasoning Quiz
Interview Tips Abbreviations Dates to Remember
Today we came back with a New Easy Shortcuts
Go through the Shortcut and if you have any doubts please contact bankers adda in the comment section.
Easy Squaring Shortcut 7
Finding Square of a number which is between 1000 and 1100
1:Choose a number between 1000 and 1100.
2:first two digits are: 1,0 _ _, _ _ _
3:Find the difference between your number and 1000.
4:Multiply the difference by 2: 1,0 X X, _ _ _
5:Square the difference: 1,0 _ _, X X X
Ex:
If the number to be squared is 1009:
The first two digits are: 1,0 _ _, _ _ _
Find the difference: 1009 - 1000 = 9
Two times the difference: 2 × 9 = 18:
1,0 1 8, _ _ _
Square the difference: 9 × 9 = 81:
1,0 1 8, 0 8 1
So 1009 × 1009 = 1,018,081.
Checkout other Topics
Aptitude Quiz Banking Quiz Computer Quiz
Daily Quiz English Quiz GK Quiz
English Learning Tips Invention Quiz Reasoning Quiz
Interview Tips Abbreviations Dates to Remember