Vocabulary
What is an integer?
12 - (+14)
-2
Alonso travels to the Atlanta capital and is able to ride an amazing elevator for a building of over 100 floors. If Alonso starts on the 84th floor, goes down 11 floors and then up 19, what floor is he on now?
Alonso is now on the 92nd floor.
871.99 + -223.4
648.59
Use the commutative property to write an equivalent expression to the statement below.
-7 + 9
9 - 7
Explain in your own words what is absolute value.
Absolute value is a number's distance from zero.
-15 - 4
-19
A quarterback is sacked for a loss of 7.5 yards in the first play of the game. The following play, he gained 4.2 yards. Did the quarterback end up in a positive gain of yards or a negative loss of yards?
A negative loss of yards.
(-3.4)6.7
-22.78
Write the value of the statement below.
- |-6.2|
-6.2
Write an example of an additive inverse math statement.
example:
8 + (-8)= 0
-12(-2)
24
A company’s stock value starts the day at $12. By the end of the day, the stock lost a value of 3.80 dollars. What is the closing stock price?
The stock is now worth $8.20 at the end of the day.
210.8/-34
-6.2
Compare the following integers using inequality signs.
0.4 _____ -3.2
-15 _____ -14
0 _____ -3
0.4 > -3.2
-15 < -14
0 > -3
Explain in your own words the difference between a repeating vs terminating decimal. Use an example if necessary.
A terminating decimal has a definite number of digits. Ex: 2.5
A repeating decimal has an infinite number of digits because it repeats on and on. Ex: 2.666...
-40/5
-8
Maria starts at an elevation of 2 ½ meters below sea level while scuba diving. She swims up 3 ¾ meters to the surface. What is her final elevation?
1 ¼ meters above sea level
-4 1/2 (-3/5)
27/10
Hurricane Milton hits Florida tonight at 7 p.m. The water rises 14.5 feet above sea level, with a kayak floating on top. Where is the kayak located?
14.5 feet
Write an example of 3 rational numbers.
Examples can include both negative & positive numbers, decimals & fractions included. NO WHOLE NUMBERS- those are integers.
-10 - (-1) + 6
-3
A pitcher of lemonade holds 147 ounces. If each serving is 15 ounces, then how many servings are in one pitcher?
There are 9.8 servings in the pitcher of lemonade.
Turn the following fraction into a decimal. Write whether your decimal is repeating or terminating.
2/3
0.666... This is a repeating decimal.
Write the following percentage as a fraction & decimal.
26%
0.26 and
26/100 = 13/50