Chapter 3 vocab rules materials Flashcards
0
Q
What is one + with one -
A
Zero pair
1
Q
What are zero pairs? What is it’s value?
A
Two numbers with opposite signs whose sum is zero. When one positive counter is paired with one negative counter, the result is called a zero pair. The value of a zero pair is zero.
2
Q
What is an additive inverse?
A
Two integers that are opposite. For example 2 and -2
3
Q
How do you subtract integers, what are the rules?
A
Add the opposite
Keep the first number exactly as it is then draw a line and change the sign.
4
Q
How do you multiply integers, what are the rules?
A
If the signs are the same the product will be positive, if the signs are different then the product will be negative.
5
Q
How to divide integers,what are the rules?
A
If the signs are the same, positive, if different negative.
