Adding Integers
-2 + 6
4
17 - 9
8
7 x 5
35
27/(-3)
-9
When adding two integers that have the same sign, you:
add the numbers & keep their sign
-8 + -10
-18
(-7) - (-5)
-2
(-8) x (-12)
96
5
When adding two integers with opposite signs, you:
subtract the numbers and keep the sign of the larger one
3 + (-9)
-6
9 - 16
-7
(-11) x 11
-121
66/(-3)
-22
When multiplying and dividing integers, if both integers have the same sign, the answer is _____________.
positive
(-9) + 99
90
86 - (-86)
172
(13)(-10)
-130
(-100)/50
-2
When multiplying and dividing integers, if both integers have different signs, the answer is _____________.
negative
(-58) + 76
18
(-480) - 879
-1359
(-33)(-7)
231
(-5000)/(-10)
500
When subtracting integers, you:
Do Keep, Change, Opposite, then follow the adding integer rules