Vocabulary
Integer
What is a positive or negative whole number?
absolute value of 5
5
3 + -4
-1
-5 * -3
15
-3 / 3
-1
absolute value
What is a measurement of distance from 0. Because it is a distance, the number is always positive
absolute value of negative 4
-4
-2 - 6
-8
-10 * 2
-20
-4 / -2
2
Same Sign and Different Sign Products
In multiplication, a product with the same sign is always positive. the product created by two different signs is always negative
absolute value of 2 minus 4
2
-8 + 15
7
-2 * -2 * 9
36
-6 / -3 / 2
1
Same and Different Sign Quotients
In division, a quotient with the same sign is always positive. the quotient created by two different signs is always negative
absolute value of (negative 4 minus negative 6)
10
6 - 22
-16
-3 * -3 * -3
-27
-20 / -2 / -5
-2
Odd and even numbers of negative in products and qutients
In multiplication and division, if there are an even number of negatives, the answer is always positive. If there are an odd number of negative, the answer is always negative
Absolute value of (negative 3 plus 9)
6
-23 - -46
23
-1 * 4 * -3 * -2 * 2
-48
6 / -3 * 9
-18