To sum numbers 1 through N, use this formula: (1 + N)*N/2, so (1+35)*35/2 = 630.
The sum of the numbers from 1 through 100 is 5,050.
The sum of the numbers 1 through 27 is 378.
The sum of all the numbers 1 through 200 is 20,100.
The sum of all odd numbers 1 through 99 is 9,801.
The sum of the whole numbers 1 through 1,000 is 500,500.
The sum (done on a spreadsheet) of 1 to 35 as odd numbers is 1225.
The sum of the numbers from 1 through 100 is 5,050.
The sum of the numbers 1 through 27 is 378.
The sum of all the numbers 1 through 200 is 20,100.
The numbers are 18 and -17 because 18-(-17) = 35 and 18+(-17) = 1
The sum of all odd numbers 1 through 99 is 9,801.
The sum of the whole numbers 1 through 1,000 is 500,500.
The sum of whole numbers 1 through 30 is 465.
201
To find the average of 35, you would simply add up all the numbers you want to average and then divide by the total count of numbers. In this case, since you only have one number (35), the average would be 35. This is because the sum of 35 divided by the count of 1 is still 35.
The sum of all the odd numbers from 1 through 100 is 10,000
465