Add those integers!
-2 + (-7) =
-9
3 (10 - 2) =
24
The bottom number of a fraction that tells how many equal parts are in the whole.
Denominator
A positive times a negative equals a _____.
negative
5 + x = 9
x = 4
5 + (-19) =
-14
-2 (7 - 3) =
-8
The answer to an addition problem
Sum
A negative divided by a negative is a ________.
positive
10 - x = 2
x = 8
-11 + 7 =
-4
(12 - 2) / (-7 + 2)
-2
Numbers that are the same distance away from zero, one negative, one positive. (ex. 3, -3)
Opposites
The distance of a number from zero, called the ________ _________, helps determine whether a sum is positive or negative.
Absolute value
-5x = -30
x = 6
-14 + (-8) =
-22
-14 / (-3 - 4)
2
A fraction made by exchanging the numerator and denominator
Reciprocal
The _________ of -3 and 4 is -12.
product
-20 / x = 5
x = -4
-17 + (-15) =
-32
(7 + (-7)) / (5 + (-72))
0
All counting numbers (1, 2, 3,...), their opposites (-1, -2, -3,...), and 0.
Integers
-3/4 and 2.5 are both examples of _________ __________s.
rational numbers
2x + 1 = -11
x = -6