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WorksheetsUnit 1 Test Preview
Total questions: 70
Worksheet time: 3hrs 55mins
Name
Class
Date
1.
What is scientific notation?
a)
A long way to write really short numbers
b)
A short way to write really long numbers
c)
I don't know...
d)
None of the above
2.
When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
a)
False
b)
True
3.
Scientific Notation is made up of two number parts. The second part is a power of base 10.
a)
True
b)
False
4.
The rule of scientific notation is to write all exponents with a base of ____.
a)
50
b)
5
c)
100
d)
10
5.
UNDERSTANDING
If the exponent is a positive number...
If the exponent is a positive number...
a)
you will get a large number
b)
you will get a smaller number
6.
UNDERSTANDING
If the exponent is a negative number...
If the exponent is a negative number...
a)
you will get a large number
b)
you will get a small number
7.
ANY number raised to a power of 0 will be....
a)
10
b)
itself
c)
1
d)
0
8.
What is it called when you go from this form to this next form?
0.0088 to 8.8 x 103
0.0088 to 8.8 x 103
a)
Standard form to scientific notation
b)
Scientific notation to regular form
c)
Scientific notation to standard form
d)
Standard form to regular form
9.
When your exponent is negative, you move your decimal....
a)
to the right
b)
to the left
c)
to both sides
d)
nowhere.... the decimal goes nowhere
10.
Write in standard form:
8 x 104
8 x 104
a)
8,000
b)
80,000
c)
.00008
11.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
12.
Which number is correctly written in scientific notation?
a)
5.67 x 105
b)
56.7 x 103
c)
0.567 x 106
13.
Write in scientific notation:
0.0000378
0.0000378
a)
3.78 x 10-5
b)
3.78 x 10-6
c)
0.378 x 10-5
14.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
15.
What is the standard form?
1.245 x 103
1.245 x 103
a)
0.001245
b)
12.45
c)
1245
16.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
17.
How do you write
8.317 x 106
in standard form?
8.317 x 106
in standard form?
a)
8, 371, 000
b)
83, 170, 000
c)
837, 100
d)
8, 317, 000
18.
Convert to scientific notation:
520,000,000
520,000,000
a)
52 x 107
b)
5.2 x 107
c)
5.2 x 108
d)
0.52 x 109
19.
Write in scientific notation -0.025
a)
-2.5 x 102
b)
-2.5 x 10-2
c)
-2.5 x 103
d)
-2.5 x 10-3
20.
Write in scientific notation. 79
a)
7.9 x 101
b)
7.9 x 10-1
c)
7.9 x 102
d)
7.9 x 10-2
21.
Write in scientific notation. 7
a)
7 x 100
b)
7 x 101
c)
7 x 102
d)
7 x 103
22.
Which rational number is the greatest?
a)
0.702
b)
8/11
c)
7/9
d)
-0.723
23.
Which is ordered from least to greatest?
a)
1/4, -3/7, 1/2
b)
-3/7, 1/2, 1/4
c)
1/2, 1/4, -3/7
d)
-3/7, 1/4, 1/2
24.
James measured the lengths of his five favorite books in inches. Which list shows the lengths in order from least to greatest?
a)
8.25 in., 8.52 in., 8.45 in., 8.54., 8.24.,
b)
8.24 in., 8.25 in., 8.45 in., 8.52., 8.54 in.
c)
8.54 in., 8.52 in., 8.45 in., 8.25 in., 8.24 in.
d)
8.45 in., 8.54 in., 8.25 in., 8.52 in., 8.24 in.
25.
Fill in the blank with the correct sign >, < , or =
-3/4 ________ -4/5
-3/4 ________ -4/5
a)
>
b)
<
c)
=
26.
Hunter finished 3/8 of his homework before supper. Macy finished 2/3 of her homework before supper. Which statement correctly compares the fractions?
a)
3/8 < 2/3
b)
3/8 > 2/3
c)
3/8 = 2/3
d)
2/3 < 3/8
27.
Marcia, Jim, Kyle, and Jen decided to participate in Bear Relays to see who could run the fastest. Marcia's time was 56.24 seconds. Jim's time was 56.20 seconds. Kyle's time was 56.287 seconds. Jen's time was 56.29 seconds. Which runner had the fastest time?
a)
Marcia
b)
Jim
c)
Kyle
d)
Jen
28.
Compare.
1.75 1¾
1.75 1¾
a)
<
b)
>
c)
=
29.
Order -2/3, -4/5, 8/15 and 3/5 from least to greatest
a)
-4/5, -2/3, 8/15, 3/5
b)
8/15, 3/5, -2/3, -4/5
c)
-2/3, 3/5, -4/5, 8/15
d)
-2/3, -4/5, 3/5, 8/15
30.
Three students were reading the same novel. Romaisa read 3/5 of the novel, Syed read 17/25 of the novel, and Felix read 0.63 of the novel. Who has read the most?
a)
Romaisa
b)
Syed
c)
Felix
31.
Which comparison symbol should be placed between the two numbers?
-1.98 -1.97
-1.98 -1.97
a)
<
b)
>
c)
=
32.
Order from greatest to least: -12, 15, -1, 3,
a)
15, 3, -1, -12
b)
15, 3, -12, -1
c)
-1, -12, 3, 15
d)
-12, -1, 3, 15
33.
Monday's temperature was -3°F and Tuesday's was -5°F. Which day was colder?
a)
neither they were equal
b)
Monday
c)
Tuesday
d)
Friday
34.
Which correctly orders the following decimals and fractions from least to greatest?
3/12, 8/9, 0.75, 0.22
3/12, 8/9, 0.75, 0.22
a)
0.22, 3/12, 0.75, 8/9
b)
0.22, 0.75, 8/9, 3/12
c)
8/9, 0.75, 3/12, 0.22
d)
0.75, 8/9 0.22, 3/12
35.
List in order from least to greatest.
5/4, 56%, 1.07, 4/5
5/4, 56%, 1.07, 4/5
a)
5/4, 56%, 1.07, 4/5
b)
1.07, 4/5, 5/4, 56%
c)
56%, 1.07, 4/5, 5/4
d)
56%, 4/5, 1.07, 5/4
36.
Which of the following numbers is irrational?
a)
√8
b)
¾
c)
2
d)
-1.325
37.
Which of the following is rational?
a)
.211232112421125. . . .
b)
π
c)
√25
d)
√12
38.
Which represents a rational number?
a)
√110
b)
√324
c)
√65
d)
√80
39.
Convert 0.444... to a fraction.
a)
4/10
b)
4.4/99
c)
4/9
d)
2/5
40.
a)
2/3
b)
-2/3
c)
3/5
d)
-3/5
41.
The √40 is between which two consecutive whole numbers?
a)
7 & 8
b)
4 & 5
c)
5 & 6
d)
6 & 7
42.
Which of the following is a perfect square?
a)
24
b)
48
c)
81
d)
110
43.
The √40 is between which two consecutive whole numbers?
a)
7 & 8
b)
4 & 5
c)
5 & 6
d)
6 & 7
44.
Which number is irrational?
a)
9.6
b)
√45
c)
3/8
d)
3.4 x 105
45.
If the volume of a cube is 27in3, what is the length of one side of the cube?
a)
3in
b)
9in
c)
2.7in
d)
3cm
46.
List the following numbers from least to greatest:
-64 , 3.5 , √27 , 6.666...
a)
-64 , 3.5 , √27 , 6.666...
b)
3.5 , √27 , 6.666..., -64
c)
3.5, -64, √27, 6.666...
d)
6.666, √27, -64, 3.5
47.
List ALL of the categories -3 could fit into.
a)
natural, whole, integer, rational
b)
integer, rational
c)
natural, whole
d)
whole, integer
48.
What is an example of an integer?
a)
-9
b)
0.567
c)
1/2
d)
-0.957643...
49.
A repeating decimal (like 4.7777...) is what type of number?
a)
Rational
b)
Irrational
50.
Is 8.27 rational or irrational?
a)
Rational
b)
Irrational
c)
Both
d)
None of the above
51.
Zero is a ___________.
a)
whole number
b)
natural number
c)
whole number, integer, and rational
d)
irrational
52.
A fraction is which type of number?
a)
Rational
b)
Irrational
53.
A non-terminating decimal is which type of number?
a)
Rational
b)
Irrational
54.
What are the subsets within the integer set?
a)
natural
b)
natural, whole
c)
rational
d)
irrational
55.
A repeating decimal and a terminating decimal which of the following in common.
a)
both are whole numbers
b)
both are irrational
c)
both are rational
d)
they have nothing in common
56.
List all the classifications of numbers that apply to the real number.
436
436
a)
Irrational
b)
Rational, Integer, Whole
c)
Natural, Whole, Integer, Rational
d)
Rational, Integer
57.
Zero
a)
Rational, Integer
b)
Rational
c)
Rational, Integer, Whole
d)
Rational, Integer, Whole, Natural
58.
Solve the following:
-2 x (3 + 8 ÷ 4)2
-2 x (3 + 8 ÷ 4)2
a)
-16
b)
1.375
c)
4
d)
-50
59.
Solve the following:
-8 + (15-3) ÷ 4
-8 + (15-3) ÷ 4
a)
-5
b)
1
c)
-11
d)
11
60.
Solve the following:
(2 + 7 - 1) ÷ 22
(2 + 7 - 1) ÷ 22
a)
16
b)
2
c)
72.25
d)
8.75
61.
Solve the following:
5 - 62 ÷ 4 - 3
5 - 62 ÷ 4 - 3
a)
1
b)
-10.75
c)
-31
d)
-7
62.
What would be my first step in solving this problem?
3 + 4 x 6 - 4
3 + 4 x 6 - 4
a)
addition
b)
multiplication
c)
subtraction
d)
exponents
63.
(7 x 5) + (6 x 4)
a)
48
b)
69
c)
59
d)
72
64.
(4 + 3)2+5 x 3
a)
57
b)
54
c)
29
d)
44
65.
32+42-(4x2)
a)
14
b)
9
c)
9
d)
17
66.
(7 + 41) ÷ 2 – 15
a)
19
b)
9
c)
25
d)
3
67.
(18 ÷ 2) × 3 – 17
a)
206
b)
100
c)
10
d)
5
68.
What is the first step in solving this problem:
-2 ⋅ (3 + 8 ÷ 4)2
-2 ⋅ (3 + 8 ÷ 4)2
a)
multiplication
b)
addition
c)
division
d)
subtraction
69.
What is the Order of Operations?
a)
brackets, addition/subtraction, multiple / divide
b)
brackets, divide/multiple, subtraction /addition
c)
divide/multiply, brackets, addition/subtraction
70.
24x(4-2)÷6
a)
8
b)
2
c)
6
d)
5
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