Chapter 1 Test Review

Translating

100

Write an English sentence for the algebraic expression:

12-4y=2

Answers may vary: 

Ex1: 12 minus four times a number equals 2.

Ex2: the difference of 12 and the product of 4 and a number is 2.

200

Write an algebraic expression using the sentence: 

The product of 2 and a number is 12.

2x=12

300

Write an English sentence for the algebraic expression: 

2(x+1)=8

Answers may vary: 

Ex: 2 times THE SUM of a number and 1 is 8

400

Write an algebraic expression using the sentence: 

2 less than twice a number is 24

2x-2=24

500

Write an algebraic expression using the sentence: 

12 more than the quotient of 4 and the sum of x and 6

12+4/(x+6)

Order of Operations

100

Simplify: 2+(-3)(4)

-10

200

Simplify: 24 / 3 (4)

16

300

Simplify: 2(3-4*2)+3^2

-1

400

Simplify: 5*7-6/2+3^2

41

500

Simplify: 8[6^2 -3(2+5)] / 8+3

17

Fractions

100

2/3  *  4/5

8/15

200

2/3  +  1/5 

13/15

300

(1 1/2) / (1/2).

"one and a half divided by one half"

3

400

put the fractions in order from least to greatest: 

3/5,  2/3,  1/2

1/2, 3/5, 2/3

500

(2/5)* (5/3) - 1

-1/3

Decimals

100

.32+1.42

1.74

200

1.41+0.037

1.447

300

2.1-3.75

-1.65

400

-2.5*0.5

-1.25

500

8.1 / .09 +5.6-2.2

93.4

Square Roots

100

square root of 144

12

200

square root of (49/ 121)

7/11

300

What two integers is the square root between: 

square root 62

7 & 8

400

square root of .25

1/2

500

square root of 900

90