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WorksheetsRational Numbers and integers review
Total questions: 90
Worksheet time: 3hrs 35mins
Match each word with the correct definition:
Rational Number
Num. that can be written as a fraction
Positive Numbers
Numbers to the right of 0
Absolute Value
The distance from 0
Negative Numbers
Numbers to the left of 0
Opposites
Pair of numbers the same distance from 0
All numbers are rational numbers.
True
False
Write the answer to the absolute value:
|-5| =
Write the answer to the absolute value:
|100| =
Write the answer to the absolute value:
|4| =
Write the answer to the absolute value:
|0| =
Order these numbers from least to greatest. Use the number line to help (LEAST is on the left)
-2.7
−253
-1.8
3
3.0001
Order these numbers from LEAST to GREATEST: (Least is on the left) |-2.7|, 0, 1.3, |-1.1|, 2
0
|-1.1|
1.3
2
|-2.7|
Write the opposite of each number:
34: (a)
-23: (b)
-250: (c)
Which of the following situations describes a positive number?
Diving underwater 4 meters.
Going up the elevator 14 floors.
Losing 3 points.
Paying $20 out of your checking account.
Match the positive or negative number with a situation that represents it.
An increase in altitude of 6 miles
+6
6 degrees below 0
-6
A deposit of $2000 in the bank
+2000
A withdrawal of $2000
-2000
Use the drop down to select the correct answer:
|-92| (a) |93|
|-48| (b) |-84|
|-13| (c) |22|
|-54| (d) |50|
The elevations, in feet, of three cities are marked on the number line shown below. The point 0 on the number line represents sea level. Which statement must be true?
City P and City Q are above sea level.
City Q and City R are below sea level.
City P is above sea level and City Q is below sea level.
City P is above sea level and City R is below sea level.
An eagle is flying 30 feet above sea level and spots a fish swimming 2 feet below sea level. What does zero represent in this situation?
The height of the eagle
The ocean floor
Sea level
The depth of the swimming fish
The number line below represents the elevation, in feet, of seven cities around the Caspian Sea in Asia. The elevation at sea level is 0 feet. Which of these cities have an elevation that is more than 75 feet away from sea level? Mark all that apply.
Baku
Chalus
Astara
Derbent
Aktau
The table below shows the ending October balances of the accounts of four students. Which student owes the least amount of money?
Dylan
Elise
Francesca
Jamaal
What is the opposite of 0
0
Doesn't Exist
1
What is the opposite of -12?
12
-12
4 + (-5) =
9
-9
1
-1
15 - 10 =
25
5
-5
-25
-11 + 11 =
22
0
-22
-10
Charles works on the 12th floor of an office building. He went to lunch at the cafeteria on the 4th floor. How many floors down did Charles go when he took the elevator to lunch?
8
16
-8
-16
-23 + 11
-12
12
34
-34
14 - (-4)
-18
10
18
-10
-4 - (-9)
13
-13
5
-5
-3 - 4
-1
1
7
-7
-5 + 23
28
-28
-18
18
-44 - (-19)
-25
25
63
-63
6 + -25
19
31
-19
-31
-12 - 15
-3
-27
3
27
-10 + (-32)
-42
42
22
-22
-16 + 19
-3
-35
3
35
-18 - 8
-26
-10
10
26
22 - (-8)
-30
30
-14
14
-13 + 4
-9
9
-17
17
8 + (-17)
-25
25
-9
9
12 + (-20)
32
-8
8
-32
17 + (-15)
-32
32
2
-2
-16 - 21
-37
37
5
-5
-5 -8
3
13
-13
-3
-17 + 3
20
-14
-20
14
-21 + (-14)
35
7
-7
-35
Express an integer: a withdrawal of $100
100
-100
How do you say this problem in words?
-3 − (-10)
negative three minus negative ten
three minus ten
negative three minus ten
negative three subtract ten
-4 − (-2)
can be rewritten as:
-4 + 2
-4 - 2
4 + 2
4 - 2
(+) and keep the sign
(-) and keep the sign of the larger
(-) and keep the sign of the smaller
To solve a subtraction problem, you should . . .
(READ THE CHOICES CAREFULLY)
Change both numbers to the opposite and add them
Keep the first number, change the - to +, and change the second number to the opposite
Switch the order and subtract
Keep the first number, change the - to + and keep the second number
3-8
(a)
-3+5
(a)
-4-3
(a)
-7+ 2 + (-7)
(a)
