Formulae of basic of Number System.

Some Basics Formula of Number System 

1. The biggest number when the sum of two number and difference of that numbers are given  is = sum of both number + difference of both number /2                                                   
2. Smallest number = sum of both number - difference of both number /2 
3. Second number when products of two number are given = products of two number /first number
4. Sum of n natural number =n(n+1) /2 
5. Sum of n whole number =n(n-1)/2 
6. Sum of n even numbers=n(n+1) 
7. Sum of n odd number = n^2 
8. Second number when sum of two number and first number is given = sum of both number - first number 
9. Smallest number = Biggest number- sum of both number 
10. Biggest number = smallest number + difference of both number 

Posted by : Tej Bahadur Verma April 21, 2020

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