How about: 36+61 = 97
97 is prime.
The prime numbers between 90 and 100 are 97. To find the sum of prime numbers between 90 and 100, you simply add 97 to get the total sum. Therefore, the sum of prime numbers between 90 and 100 is 97.
It is: 2+97 = 99
The sum of 2 and 97 is 99.
The largest prime is 97 and the smallest is 2 (1 is not considered part of the prime number set). So the sum is 97 + 2 = 99
In the interval [10,100] the lowest prime number is 11. The highest prime number is 97. 11 + 97 = 108.
Prime. Take a near square root of your number; round it off to the next higher value, you will get a number say X. Check whether X divdes your number finitely, if yes then that number is composite else prime.
61+97=158 The sum is 158
It is: 3 plus 97 = 100
158 is the sum of the greatest and smallest prime numbers between 60 and 97.
It is: 97+2 = 99
They are: 89+97 = 186