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Fractions, Decimals and Percents Worksheets

Fractions, Decimals and Percents Worksheets
  • Page 1
 1.  
Which of the grids represents 37%?


a.
Grid 1
b.
Grid 2
c.
Grid 3
d.
Both Grid1 and Grid2


Solution:

Percent of the Grid 1 shaded = [Squares shaded] / [total squares] = 37 / 100 = 37%

Percent of the Grid 2 shaded = [Squares shaded] / [total squares] = 36 / 100 = 36%

Percent of the Grid 3 shaded = [Squares shaded] / [total squares] = 44 / 100 = 44%

Grid 1 represents 37%.


Correct answer : (1)
 2.  
What percent of the figure is shaded?

a.
30%
b.
36%
c.
40%
d.
35%


Solution:

[Amount shaded] / [the whole] = 9 / 25

9x425x4
[Multiply both numerator and denominator by 4 to make denominator 100.]

= 36100 = 36%
[Express the ratio as a percent.]

36% of the figure is shaded.


Correct answer : (2)
 3.  
Identify the point that represents the fraction 52 on the number line.


a.
C
b.
E
c.
D
d.
A


Solution:

C is the point that represents the fraction 52 on the number line.


Correct answer : (1)
 4.  
Identify the point that represents the decimal - 1.0 on the number line.


a.
Z
b.
Y
c.
W
d.
X


Solution:

Z is the point that represents the decimal - 1.0 on the number line.


Correct answer : (1)
 5.  
Identify the point that represents the fraction - 72 on the number line.

a.
E
b.
D
c.
A
d.
C


Solution:

A is the point that represents the fraction - 72 on the number line.


Correct answer : (3)
 6.  
Identify the point that represents the decimal - 0.5 on the number line.

a.
P
b.
Q
c.
S
d.
R


Solution:

R is the point that represents the decimal - 0.5 on the number line.


Correct answer : (4)
 7.  
Identify the point that represents the mixed number 31 2 on the number line.

a.
A
b.
D
c.
C
d.
B


Solution:

C is the point that represents the mixed number 31 / 2 on the number line.


Correct answer : (3)
 8.  
Choose the fraction for 18%.
a.
950
b.
9500
c.
10018
d.
95


Answer: (a)


Correct answer : (1)
 9.  
Greenhouse effect accounts for 75% of global warming, and of this, CFC's contribute 15%. What percent of greenhouse effect is due to CFC's?
a.
42%
b.
8%
c.
30%
d.
20%


Solution:

The percent of greenhouse effect due to CFC's = 15 / 75 x 100 = 20%.
[Convert fraction to percent.]

So, 20% of greenhouse effect on global warming is due to CFC's.


Correct answer : (4)
 10.  
Jason has $20 in his pocket and his father gave him $6. If a trouser would cost him $20, then what percent of money should Jason spend from his pocket in order to buy the trouser?
a.
70%
b.
65%
c.
19%
d.
14%


Solution:

The amount Jason needs to spend from his pocket = $20 - $6 = $14
[Subtract.]

The percent of money Jason spends from his pocket = 14 / 20 x 100 = 70%
[Convert fraction to percent.]

Jason should spend 70% of the total cost from his pocket.


Correct answer : (1)

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