Number system: whole numbers integers fractions and decimals. - One Line Questions
1.
Which of the following is the smallest integer? —
There is no smallest integer
2.
Which integer is the successor of -1? —
0
3.
What is the absolute value of -7? —
7
4.
Which of the following is the smallest natural number? —
1
5.
What is the additive identity for whole numbers? —
0
6.
What is the result of 10 ÷ 0? —
Undefined
7.
What is the decimal representation of 3/10? —
0.3
8.
The fraction 7/10 is equivalent to the decimal: —
0.7
9.
Which of the following is the largest among 0.1, 0.01, 0.11, 0.101? —
0.11
10.
The decimal representation of 1/4 is: —
0.25
11.
The fraction 1/3 as a decimal is: —
0.333...
12.
What is 0.5 + 0.25? —
0.75
13.
Which of the following numbers is neither positive nor negative? —
0
14.
Which of the following is an integer? —
-5
15.
Which of the following is an improper fraction? —
8/3
16.
Which of the following is a non-terminating repeating decimal? —
2/3
17.
Which of the following is a terminating decimal? —
3/8
18.
Which of the following fractions is equivalent to 0.5? —
2/4
19.
The number 0.125 is equivalent to which fraction? —
1/8
20.
What is the result of (-10) + 5? —
-5
21.
What is the additive inverse of 15? —
-15
22.
Which of the following is a unit fraction? —
1/5
23.
What is the value of (-2) x (-3) x (-4)? —
-24
24.
The number of whole numbers between -3 and 3 is: —
4
25.
What is 1.2 x 0.3? —
0.36
26.
What is 1/2 of 3/4? —
3/8
27.
The number of integers between -2.5 and 2.5 is: —
5
28.
The sum of 3/5 and 1/5 is: —
4/5
29.
What is the value of 3/4 + 1/4? —
1
30.
Which of the following is a proper fraction? —
2/9
31.
What is 2/5 multiplied by 3/4? —
6/20
32.
The number 7.5 can be written as a mixed number: —
All of the above
33.
What is the reciprocal of 5/7? —
7/5
34.
A mixed number consists of: —
A whole number and a proper fraction
35.
To multiply decimals, you multiply them as if they were whole numbers and then: —
Add the number of decimal places from both numbers to the product
36.
Which operation is not closed under the set of integers? —
Division
37.
The set of whole numbers includes: —
Zero and all positive integers
38.
Which property states that for any integers a and b, a + b = b + a? —
Commutative property of addition
39.
Which property states that for any integers a, b, and c, a + (b + c) = (a + b) + c? —
Associative property of addition
40.
Which property is illustrated by the equation 2 x (3 + 4) = (2 x 3) + (2 x 4)? —
Distributive property of multiplication over addition
41.
To convert a fraction to a decimal, you: —
Divide the numerator by the denominator
42.
Dividing a fraction by another fraction is equivalent to: —
Multiplying the first fraction by the reciprocal of the second fraction
43.
Which number system includes positive and negative whole numbers? —
Integers
44.
Dividing a decimal by 10 shifts the decimal point: —
One place to the left
45.
A fraction can be defined as a number that can be expressed in the form of: —
p/q, where p and q are integers and q ≠ 0
46.
The sum of two negative integers is always: —
Negative
47.
Adding decimals requires aligning the: —
Decimal points
48.
Which type of decimal has a finite number of digits after the decimal point? —
Terminating decimal
49.
The product of any integer and 0 is: —
0
50.
To subtract fractions, they must have: —
The same denominator