Yes, the difference between two even numbers is always an even number.
"the difference between a number and eight is twenty-two
Difference of two odd numbers is an even number. Adding an even number changes nothing.
The difference of their cubes is 4.
yes
Pick any number, and add the desired difference to it, to get the second number.
Not necessarily. The difference between a = 7 & b = 7 is 0, and that is not a natural number.
Subtract the difference and half your answer, giving 9 which is the smaller number, add the difference to this and you get 38 which is the larger number.
A single number cannot have a difference - a difference is used to compare two or more numbers.
An even number.
A question about "the difference between" requires two objects!
The difference is an even number.