Hmmm unless you can do negatives, I'd say 10 and 0. 10 minus 0 is 10 (which fits) and the product of 10 and zero IS zero. does that make sense?
1 ace of clubs - 1/52
Clubs - 1/4
1/4*1/52 = 1/208
The answer is 1/208
She will need 9 computers. She has 8 groups of 3 and 1 group of 2. Therefore, she will need 9.
Answer:
communitive property of multiplication
Are you asking on how to do this or you have a math problem for us to look over for you?