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Unit 1 Review: Roots, Fractions, percents, decimals and more! Flashcards | StudBud
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Unit 1 Review: Roots, Fractions, percents, decimals and more!
Unit 1 Review: Roots, Fractions, percents, decimals and more!
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Roots, Fractions, percents, decimals and more! #grade8
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Questions
37
Answers
1
Which is √111 closest to?
10
11
10.5
11.5
2
Order the numbers from least to greatest : 3, √4, 1, √25 .
1, 3, √4, √25
√4, 1, 3, √25
1, √4, 3, √25
1, 3, √25 , √4
3
The following number is rational...
√3
π
√81
7.8619184...
4
Write 0.125 as a fraction in simplest form.
1/8
3/8
125/10,000
125/100
5
Write 2/3 as a decimal
4/6
2.3
.666 (repeating)
.6
6
Which of the following is a perfect square ?
√3
√7
√49
√8
7
Which is √84 closest to?
9.7
10.7
10.2
9.2
8
Which is √84 between?
√100 and √121
√81 and √100
√64 and √81
√49 and √64
9
Which is √7 between?
4 and 9
1 and 2
0 and 1
2 and 3
10
What is √91 between?
81 and 100
9 and 10
√100 and √121
8 and 9
11
What is the best estimate for √130?
10
13
11
12
12
Write 3/4 as a decimal
.075
.75
.34
3.4
13
Express the decimal .86 as a percent
860%
86%
8%
8.6%
14
Find the value of
x
that makes the equation true: x
3
= 64
4
21.3
16
2
15
Express the percent 7% as a decimal
.75
.07
7/100
.7
16
Convert .5555... to a fraction.
55/99
5/9
1/2
5/10
17
Convert 75% to a fraction in simplest form
3/4
.75
.00075
75/100
18
What is √91 closest to?
9
9.5
8
8.5
19
Which is √130 between?
121 and 144
13 and 14
11 and 12
√100 and √121
20
Convert the decimal .018 to a fraction in simplest form.
1/8
9/500
18/1000
18/100
21
Convert .33 to a fraction in simplest form
33/100
1/3
3/10
33/99
22
The value of the cubed root of 74 is between______and ______.
4 and 5
2 and 3
1 and 2
3 and 4
23
0 is ....
rational
irrational
24
What is √65 between?
8 and 9
√25 and √36
7 and 8
√36 and √49
25
Find the value of
x
that makes the equation true: x
3
= 1,728
576
64
16
12
26
What is the best estimate for √7?
3.1
2.1
2.6
3
27
Which is √111 between?
10 and 11
9 and 10
11 and 12
8 and 9
28
Convert 2/5 to a decimal
.45
.4
.25
2.5
29
Solve x
2
= 100
x = 1
x = 50
x = 20
x = 10
30
What is the best estimate of √65?
8.6
8.1
7.1
8
31
What is the decimal for the following fraction?
213
.21
.213213...
.213
32
Write 0.24 as a fraction in simplest form.
6/25
24/100
8/32
12/50
33
Which is √55 between?
8 and 9
7 and 8
6 and 7
5 and 6
34
g
2
= 64. What is the value of g?
g = 8
g = 7
g = 14
g = 6
35
Which is √55 closest to?
6.3
6.8
7.9
7.4
36
.5555... is...
rational
irrational
37
π/2 is...
rational
irrational
