Adding
8 + (-5)
3
5 - (-8) =
13
-4 x 5 =
-20
− 18 ÷ 6 =
-3
In Antarctica, the air temperature is − 5°F . The temperature of the nearby water is 33°F. How much colder is the air than the water?
-38 degrees
156 + (-55) =
101
-60 - 24 =
-84
(-12) x (-12) =
144
− 50 ÷ ( − 2 ) =
25
Sage has a hot dog stand. Last week he spent $13 for hot dogs and supplies. He earned $25. What was his profit?
$12 or 12 dollars
6 + (-2 + -2) =
2
− 8 − ( − 8 ) =
zero
− 11 x ( − 11 ) =
121
− 121 ÷ 11 =
-11
If the quotient of the integers is positive, then...
both integers must be negative or both must be positive
3 + (-8) - 2 =
-7
− 16 − 11 =
-27
− 12 x ( − 7 ) =
84
− 75 ÷ 25 =
-3
The opposite number of -154
Positive 154
(36 x -2) + 72 =
zero
(36 x -2) - 72 =
-144
3 x (-8) x 2 =
-48
(-8 ÷ 2) x 5
-20
When hydrogen gas is cooled it becomes a liquid at -2530 C and freezes solid at -259o C. If hydrogen gas is at -1600 C and is cooled by 1000 C after this cooling is it a gas, liquid or solid
Solid it is at -260o C