2.9: Chapter 2 Review
Difficulty Level: At Grade
Created by: CK12
Compare the real numbers.
 7 and –11

45 and1116 
1015 and23  0.985 and
3132  –16.12 and
−3009
Order the real numbers from least to greatest.

811,710,59 
27,111,813,47,89
Graph these values on the same number line.

313  –1.875

78 
0.16¯ 
−555
Simplify by applying the Distributive Property.

6n(−2+5n)−n(−3n−8) 
7x+2(−6x+2) 
−7x(x+5)+3(4x−8) 
−3(−6r−5)−2r(1+6r) 
1+3(p+8) 
3(1−5k)−1
Approximate the square root to the nearest hundredth.

26−−√ 
330−−−√ 
625−−−√ 
121−−−√ 
225−−−√ 
11−−√ 
8√
Rewrite the square root without using a calculator.

50−−√ 
8√ 
80−−√ 
32−−√
Simplify by combining like terms.

8+b+1−7b 
9n+9n+17 
7h−3+3 
9x+11−x−3+5x+2
Evaluate.

85−43 
43−12 
16+156 
−54×13 
49×74 
−157×−212 
19÷−113 
−32÷−107 
−3710÷214 
115−(−334) 
423+323 
5.4+(−9.7) 
(−7.1)+(−0.4) 
(−4.79)+(−3.63) 
(−8.1)−(−8.9) 
1.58−(−13.6) 
(−13.6)+12−(−15.5) 
(−5.6)−(−12.6)+(−6.6) 
19.4+24.2 
8.7+3.8+12.3 
9.8−9.4 
2.2−7.3
List all the categories that apply to the following numbers.
 10.9

−910 
3π 
π2−π2  –21
 8
Which property has been applied?

6.78+(−6.78)=0 
9.8+11.2+1.2=9.8+1.2+11.2 
3a+(4a+8)=(3a+4a)+8 
43−(−56)=43+56 
(1)j=j 
8(11)(18)=8(18)(11)
Solve the realworld situation.
 Carol has 18 feet of fencing and purchased an addition 132 inches. How much fencing does Carol have?
 Ulrich is making cookies for a fundraiser. Each cookie requires
38 pound of dough. He has 12 pounds of cookie dough. How many cookies can Ulrich make?  Herrick bought 11 DVDs at $19.99 each. Use the Distributive Property to show how Herrick can calculate mentally the amount of money he will need.
 Bagger 288 is a trench digger, which moves at
38 miles/hour . How long will it take to dig a trench 14 miles long?  Georgia started with a given amount of money,
a . She spent $4.80 on a large latte, $1.20 on an English muffin, $68.48 on a new shirt, and $32.45 for a present. She now has $0.16. How much money,a , did Georgia have in the beginning?  The formula for an area of a square is
A=s2 . A square garden has an area of 145 meters2 . Find the length of the garden exactly.
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Date Created:
Feb 22, 2012Last Modified:
Dec 11, 2014
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