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WorksheetsChapter 5 Real Number System
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Write .55 as a fraction in simplest form.
a)
55/100
b)
55/99
c)
5/9
d)
11/20
2.
Write 3.45 as a fraction in simplest form.
a)
3 and 45/100
b)
3 and 45/99
c)
3 and 9/20
d)
3 and 5/11
3.
Write 0.3939393939... as a fraction in simplest form.
a)
39/100
b)
39/99
c)
13/33
4.
Write 2.878787.... as a fraction in simplest form.
a)
2 and 87/100
b)
2 and 87/99
c)
2 and 29/33
5.
Write 1 and 4/5 as a decimal.
a)
0.8
b)
1.8
c)
1.25
d)
2.25
6.
Write 2/3 as a decimal.
a)
1.5
b)
.6666....
c)
.23
7.
Write 3 and 13/20 as a decimal.
a)
3.1320
b)
3.65
c)
3.37625
8.
Write 9 and 2/9 as a decimal.
a)
4.5
b)
13.5
c)
9.2222...
d)
9.292929...
9.
Is -5/9 rational or irration? Explain.
a)
Rational; it can be written as a fraction.
b)
Irrational; it cannot be written as a fraction.
10.
Is the square root of 9 rational or irrational? Explain.
a)
Rational; it can be written as a fraction.
b)
Irrational; it cannot be written as a fraction.
11.
Is the square root of 15 rational or irrational?
a)
Rational; it can be written as a fraction.
b)
Irrational; it cannot be written as a fraction.
12.
What is the square root of 81?
a)
81
b)
9
c)
3
d)
40.5
13.
What is the cube root of 27?
a)
27
b)
9
c)
3
d)
81
14.
What is the cube root of 125?
a)
125
b)
25
c)
5
d)
375
15.
Between which two integers is the square root of 47?
a)
3 and 4
b)
4 and 5
c)
5 and 6
d)
6 and 7
16.
Between which two integers is the square root of 119?
a)
6 and 7
b)
8 and 9
c)
10 and 11
d)
12 and 13
17.
Use perfect square to approximate the square root of 8 to the NEAREST whole number.
a)
1
b)
2
c)
3
d)
4
18.
Compare using <, >, or =.
3 ____ Square root of 7
3 ____ Square root of 7
a)
>
b)
<
c)
=
19.
Complete the inequality using >, <, or =.
3 and 4/5 __ 3.45
3 and 4/5 __ 3.45
a)
>
b)
<
c)
=
20.
Graph the numbers on a number line. (On your paper...) Then order the numbers from least to greatest.
1 and 2/3, 1.6, Square root of 4, 2.8, Square root of 1
1 and 2/3, 1.6, Square root of 4, 2.8, Square root of 1
a)
Square root of 1, 1 and 2/3, 1.6, Square root of 4, 2.8
b)
Square root of 1, 1.6, 1 and 2/3, Square root of 4, 2.8
c)
1.6, 1 and 2/3, Square root of 1, 2.8, Square root of 4
d)
1 and 2/3, 1.6, 2.8, Square root of 1, Square root of 4
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