Well, honey, you're looking for a pair of numbers that can multiply to 1000 without any zeros in them? Easy peasy! The numbers you're after are 25 and 40. They may not have the glamour of a Hollywood romance, but they sure do get the job done when it comes to multiplying to 1000.
2438 of them.
8 and 125
8 x 125
Whenever you multiply two negative real numbers.
All numbers is important to math because without numbers, there is no math.
No.
The answer is Zero (0) because that is what you get when you multiply by zero, and zero is one of the numbers on the telephone keypad.
You add a zero at the end of the factor
There are several; the most well-known are probably the set of rational numbers without zero, the set of real numbers without zero, and the set of complex numbers without zero.
Definitely. That always happens any time at least one of the original numbers is zero.
Zero does not have a distinct set of factors. You can multiply any quantity of numbers together, then just multiply by zero to get zero.
2438 of them.
332333335
Zero
If you add, subtract or multiply rational numbers, the result will be a rational number. It will also be so if you divide by a non-zero rational number. But division by zero is not defined.
80
Zero