Download Pre-Algebra Chapter 4

Pre-Algebra Second Quarter Cumulative Review
Name: _________________________________ Date: _________ Period: ____
Chapter 4
Cumulative Test is________________________
4 – 1 Factors and Prime Factorization (p. 172)
Write the prime factorization of the number. Use exponents for repeated factors.
1.) 68
2.) 200
3.) 55
Factor each monomial.
4.) 15n 2
6.) 10a 2 b
5.) 26p3
4 – 3 Equivalent Fractions (p. 182)
Simplify the fraction.
7.)
23d
32c
8.)
9mn
18n 2
9.)
15ac 2
24ab
4 – 5 Rules of Exponents (p. 194)
Find the product or quotient.
10.) 84 85
11.) 7n 2n 6
12.)
37
32
13.)
r11
r9
4 – 6 Negative and Zero Exponents (p. 199)
Evaluate the expression if m = -2, n = 3, and p = -1.
14.) n 4
15.) 8m
16.) (n  p)3
17.) mnp 1
4 – 7 Scientific Notation (p. 294)
Express in standard form.
18.) 2.9 x 10-3
19.) 1.85 x 10-2
20.) 7.045 x 104
21.) 6.1 x 10 2
Express in Scientific Notation.
22.) 45,120,000
23.) 0.008
24.) 0.000319
25.) 1,200
Pre-Algebra Second Quarter Cumulative Review
Name: _________________________________ Date: _________ Period: ____
Chapter 5
Cumulative Test is________________________
5 – 1 Rational Numbers (p. 219)
Replace the
1.) 0.6
2
3
with <, >, or = to make a true statement.
2.) 1
5
8
-1.6
3.) 42% 0.42
5 – 2 Adding and Subtracting Like Fractions (p. 225)
Find each sum or difference. Write in simplest form.
7
7h
9
15
4.)
5.)
h
 2
 

15
 9
3
10
6.)
7
5
10
8
5 – 3 Adding and Subtracting Unlike Fractions (p. 231)
Find each sum or difference. Write in simplest form.
2
1
1
2
5
6
7.)
8.)
1
 1
  
 5
3
 3
 3
7 


9.)
 11 
  
 14 
5 – 4 Multiplying Fractions (p. 237)
Find each product. Write in simplest form.
8 5
5 1
3
10.)
11.) 2
9 12
6 3
12.) 2
1  4
 
4  3
13.)
ab
4
2
bc
14.)
m2
3r
r
m
15.)
14
2
3
15
7
18.)
n
n

8 32
21.)
6
8

13 9
5 – 5 Dividing Rational Numbers (p. 243)
Find each product. Write in simplest form.
2  1
11
1
16.)
17.)    
4
5  15 
18
2
19.)
2
3

7c 2
20.) 3
3 6

5 7
5 – 6 Using Multiplicative Inverses to Solve Equations (p. 247) and
5 – 7 Equations and Inequalities with Rational Numbers (p. 253)
Solve the equation.
1 3
22.)   a
2 8
23.) m 1.5  1.75
24.) 0.2w = 6
25.)  b 
4
5
1
7
Pre-Algebra Second Quarter Cumulative Review
Name: _________________________________ Date: _________ Period: ____
Chapter 6
Cumulative Test is________________________
6 – 2 Writing and Solving Proportions (p. 275) and
6 – 3 Solving Proportions Using Cross Products (p. 280)
Write a proportion that could be used to solve for each variable. Then solve.
1.) 6 apples at $1.00
2.) 12 cookies at $3.00
3.) 10 cards at $7.50
10 apples at $d
16 cookies at $f
p cards at $18.00
6 – 5 Similarity and Measurement (p. 293)
4.) The triangles are similar. Write a proportion to find the missing measure. Then find the
value of x.
15 in.
60 in.
10 in.
x in.
5.) A tree that is 25 feet tall casts a 40-foot shadow. At the same time, another tree casts a
30-foot shadow. How tall is the second tree?
6 – 6 Scale Drawings (p. 300)
The scale for the blue print of a school is
1
in  4ft. Use this scale for # 6 & 7.
2
6.) If the size of a classroom measures 5 in on the blue print, what is the actual size?
7.) The Library is 60 feet long. What is the distance on the blue print?
8.) A car measures 24 ft long. The scale model of the car is 6 in long.
What is the scale of the model?
Pre-Algebra Second Quarter Cumulative Review
Name: _________________________________ Date: _________ Period: ____
Chapter 7
Cumulative Test is________________________
7 – 2 Percents and Proportion (p. 335)
Use the percent proportion to solve each problem. Round to the nearest tenth.
1.) 22 is what percent of 110?
2.) 9.4 is 40% of what number?
3.) What is 15% of 125?
4.) 36 is 15% of what number?
7 – 4 The Percent Equation (p. 345)
5.) A sample from a package of assorted cookies revealed that 20% of the cookies were
sugar cookies. Suppose there are 45 cookies in the package. How many can be
expected to be sugar cookies?
7 – 5 Percent of Change (p. 352)
6.) A baseball card collection contains 340 baseball cards. What is the percent of change if
25 cards are removed from the collection?
7 – 6 Percent Applications (p. 357)
7.) Find the sale price of a toy truck that normally sells for $15, but is on sale at a discount
of 25%.
7 – 7 Simple Interest (p. 362)
1
8.) Find the interest on $2,700 that is invested at 4% for 2 years.
2