Mark the sums of the integers as either positive or negative.
Negative | Positive | |
|---|---|---|
-8 + (-9) | ||
7 + (-3) | ||
5 + (-12) | ||
-12 + 15 |
Evaluate the expression:
-5 + (-13) + 10 - 10 =
Integer rules: When adding integers with the same sign you them and keep the sign.
When adding intergers with different signs you them and keep the sign of teh bigger number.
To make subtracting integers easier, you can change all subtraction problems to
The temperature in Minnesota was -8°F one day. On the same day, the temperature was 12° higher in Indiana. What was the temperature in Indiana that day?
Which situation results in a final value of zero?
Geographers use negative numbers to represent points below sea level and positive numbers to represent points above sea level. A penguin dove 6 meters below sea level to catch dinner for his kids, who are sitting on an iceberg 11 meters above sea level.
What is the difference in elevation between the penguin and his kids?
Match the expression to their solution below:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
| arrow_right_alt | 0 | |
2 + -3 | arrow_right_alt | -5 |
3.5 + -3.5 | arrow_right_alt | -1 |
3 - 8 | arrow_right_alt | 2 |
| arrow_right_alt | 2.25 |
Which expressions are equivalent to
Select ALL that apply.
If p + q has the value of 12/5, and p
has a value of 4/5, what is the value of q?