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Topic 1 Review
Topic 1 Review
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Answers
1
Integers are
positive whole numbers and their opposites, and 0
negative numbers
fractions and decimals
only whole numbers
2
Write the rational numbers a decimal.
0.1388...
7.2
7
-7.2
3
Integer Operations.
- 9
9
15
- 15
4
1. Given -17 - (-3) , decide which of the following expressions represents an equivalent mathematical statement.
-17+3
17-3
17+3
17 + (-3)
5
Multiply or divide the rational numbers.
-378
3.78
378
-3.78
6
Which set of rational numbers is arranged from least to greatest
0.18, -0.4, -3/4, 1/4
a. 1/4 , 0.18, -0.4, -3/4
-0.4, -3/4, 1/4, 0.18
-3/4, -0.4, 0.18, 1/4
7
Can integers have fractions or decimals?
Yes
No
On Tuesdays
Sometimes
8
Add or subtract the rational numbers.
12.45
3.85
-3.85
-12.45
9
Subtract or Add the Integers
129
-650
-132
650
10
Add or Subtract the Integers
17
-11
11
35
11
Integer Operations.
30
- 30
- 1
1
12
Are all terminating and repeating decimals rational numbers?
no
yes
13
Multiply the following rational numbers
10/24
2 and 1/4
5/12
12/5
14
rational numbers can be fraction
True
False
15
Multiply the following rational numbers
3/8
- 1/4
6/24
1/4
16
Are integers positive, or negative???
Negative
Positive
Both
Neither
17
Add or subtract the rational numbers.
0
-41
41
18
Add or Subtract Integers
31
-31
97
87
