40
40.
The sum of 7 and 19 is 26.
The sum of the first 40 whole numbers is 780.
26/40 = 26 divided by 40 = 0.65
The sum of the first 40 odd numbers is 1,600.
The sum of the first 40 even numbers is 1,640.
It is 19+26 = 45
The answer is 52: 26 + 26 = 52
111
The sum of addends 11 and 15 is: 11 + 15 = 26
The sum of the numbers is 26. The numbers are 12 and 14.