Two Digit Number Ending With Five


Square With Ekadhikena Poorvena - Concepts
Class - 7th Foundation NTSE Subjects
 
 
Concept Explanation
 

Two Digit Number Ending With Five

Square Of Two Digit Number Ending With 5  Using Ekadhikena Poorvena:This method is used to find the square of a number which is ending with 5. As we know that in various competitive exam calculations take a lot of time. To avoid the wastage of time we can use various Vedic Maths Techniques.

Find Square of 85

Step 1: Take the digit at tens place and assume it to be x. We will multiply this number with the next consecutive number. In this case x is 8 so the next number that is (x+1) will be 9

Result 1 = x X (x+1) =8 X 9 = 72

Step 2: Now find the square of the digit at the unit place that is 5. Square of 5 is 25

Result 2 = 25

Step 3:  Result 1 is prefixed to the Result 2 and the resultant number is the answer

Answer: 7225

 

 
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