Distance
What is absolute value?
The distance a number is from zero.
Add the integers
-6 + (-11)
-17
Subtract the integers
117-119
-2
In the morning, the temperature was –10°C. By the afternoon, it had risen to –2°C. What was the change in temperature from the morning to the afternoon?
8 degrees
What is the distance between -1.3 and 6.5
7.8
Add the rational numbers.
9.2 + (-2.8)
6.4
Subtract the rational numbers.
2.86 - 12.1
-9.24
Gina is playing the Underwater Adventures video game, where players guide their characters through a series of underwater obstacle courses. After the first course, her score was –18 points. Then, she got –7 points on the second course.
How many total points does Gina have now?
-25
What is the distance between
2/3 and 7/9
1/9
Add the rational numbers.
-1/20 + -3/5
-13/20
Subtract the rational numbers.
2 1/2 - (-4 1/3)
6 5/6
A scuba diver is swimming in the ocean 10 feet below sea level. Then, she dives down 12 more feet to get a better look at a coral reef.
What is the scuba diver's final position relative to sea level?
-22 feet below sea level.
What is the distance between
-1 2/3 and -20 1/6
18 1/2
Add the rational numbers:
-4/5+3/15+(-2 2/3)
-3 4/15
Subtract the rational numbers:
3/8 - 1 1/2 - 2 3/4
-3 7/8
A bucket contains 17.5 cups of water. You use 1.5 cups of each morning and 1 cups of water each evening. When will you run out of water?
7 days