Vocab
Absolute Value
The distance of a number from zero
-5 + 9
4
-4 - 6
-10
|-2| - 3 + 7
6
|-9| - 5
4
Integer
The set of positive and negative whole numbers and zero.
-12 + 5
-7
4 - 11
-7
-10 + 30 - 3
17
0 - | -4 |
- 4
Opposite
Numbers that are in opposite positions on the number line.
-16 + (-17) + 15
-18
15 - (-7)- 3
19
21 - (+5) - (-17)
33
- |-6 |
- 6
What is |-6|?
Absolute value of -6 = 6
-11 + 12 ÷ 4 + (-9)
-17
[-27 - (-3)] - (-9)
-15
-19 + 14 - (-16) + 8
19
|-45| + (-34)
11
6 and -6
Opposites
On a winter day, The temperature in a city was -17 degrees. It rose by 2 deg every hour for the next 3 hours, then it dropped by 4 degrees. what was the final temperature?
-15 degrees
102 ÷ 20 - (-11 + -15)
31
A diver is 550 feet below the sea. He swims upward until he is now 850 ft above the sea. What is the difference between where he is now and where he was?
1400 ft
5 - |-17| - (-14)
2