Unit 1 Review

Signs

100

Will the following be positive, negative, zero, or undefined?

-5 + 2

Negative 

200

What is a negative multiplied by a negative?

A positive!

300

What is the sign of the product:

(-9) x (-2) x (1)

Positive

400

True or False: -(-1/-9) is a negative number.

True

500

Select All that are equivalent to -9:

A. 9/-1

B. -9/-1

C. (-9) * 1

D. 0/-9

A and C

Rational Numbers

100

What is 8 and 2/3 as an improper fraction

26/3

200

Turn -1.7 into a mixed number 

-1 and 7/10

300

Turn 248/21 into a mixed number

11 and 17/21

400

Turn 2.63 to a mixed number and improper fraction

2 and 63/100   

263/100

500

Order from least to greatest:

4.75               4 and 1/2            48/10

4 and 1/2, 4.75, and 48/10

Adding/Subtracting

100

Find the sum: 

-17 + 20

3

200

Find the difference: 

-72 - (-151)

79

300

What is

-0.35 - (-0.25)

-0.1   or   -1/10

400

What is:

-4.4 - (-1 and 1/2)

-2.9 or -2 and 9/10

500

What is:

0.74 + (-3/5)

0.14   or  14/100 (simplifies to 7/50)

Multiplying/Dividing

100

Find the product:

15 * (-5)

-75

200

State which answers are positive:

A. 7 * (-5)

B. 5 * (-9) * (-2)

C. (-81)/(-9)

D. (-0.34)/1.98

B & C

300

Find the quotient:

-0.4/0.25

-1.6   

400

What is:

-3/5  * (4 and 1/6)

-2 and 1/2     or -2.5

500

What is: 

(-0.5)/(-3/13)

2 and 1/6

Randomly Relevant

100

Any number divided by zero is ....

A. A positive number

B. A negative number

C. Zero

D. Undefined

D. Undefined

200

The phrase "Keep, Change, Flip" is used for what fraction operation? (operations are adding, subtracting, multiplying, dividing, etc.)

Dividing Fractions

300

What is the multiplication expression that is equivalent to the division expression:

(-1/2) divided by (13/17)

(-1/2) * (17/13)

400

Write TWO ways to represent the decimal for 1/3

0.3333 ....

0.3 repeating with the bar on top of the 3

500

Do By Hand: What is 7/11 as a decimal?

0.63636363....    or 0.63 repeating