Opposites and Absolute Value
What number does not have an opposite?
0
Is 0 a rational or irrational number?
rational
1.1 + (-0.8)
0.3
(3) (-3)
-9
In one day, Mr. Parsons spent $100 five times with his debit card. How much money was deducted from his account?
-$500 or $500 was deducted
What is the opposite of 12 on a number line?
-12
Whole Number, Integer or Rational Number? Choose all that apply.
-15
Integer and Rational Number
−3.2+5.7
2.5
(-40) (-30)
1200
A scuba diver starts at 85.6 meters below the surface and descends until he reaches 103.2 meters below sea level. How many meters did he descend?
17.6 meters
Evaluate.
|-5.5|
5.5
Whole Number, Integer or Rational Number? Choose all that apply.
3/4
Rational Number
8.5−(−2.3)
10.8
-4/5/-3/10
8/3 or 2 2/3
One month, Julia used 5.2 gallons of rainwater to water her garden and 6.5 gallons of rainwater to water her flowers. How much rainwater was used that month?
11.7 gallons
What is the opposite of -12.7?
12.7
Which of the following can be written as a fraction?
a) 0.2
b) 0.333333...
c) - 1.5
d) all of the above
d) all of the above
-1/2 - 5 1/2
-6
2.7 ÷ (-1)
-2.7
A mountain climber needs to descend 1,500 feet. He wants to do it in 4 equal descents. How far should he travel in each descent?
-375 feet
List the numbers in order from least to greatest.
-2, 4.2, 12 1/2, -2.9, 20, -3/4, 1.5
-2.9, -2, -3/4, 1.5, 4.2, 12 1/2, 20
Is pi (π ) a rational or irrational number?
irrational
−1.5−2.5
-4
−9.6÷(−3.2)
3
Adrian buys 16 shares of stock at a price of $7.58 per share at the end of the day on Monday. On Tuesday, the stock price decreases $2.11 per share. On Wednesday, the stock price increases $4.42 per share. What is the total value of Adrian's shares of stock at the end of the day on Wednesday?
$158.24
16(7.58) + 16(-2.11) + 16(4.42)
or
16(7.58 - 2.11 + 4.42)