Unit 0A Test Review

Unit 0A Test Review

Identify Properties Used

Multiple Choice

• 1) associative

• 2) additive identity

• 3) additive inverse

• 4) distributive

Multiple Choice

• 1) commutative property

• 2) associative property

• 3) distributive property

• 4) identity property of addition

Classify Real Numbers

Multiple Select

Select all names (subsets) that apply to the number.

$$-\frac{2}{3}$$  

• irrational

• rational

• integer

• whole

• natural

Multiple Select

Select all names (subsets) that apply to the number.

$$\sqrt{219}$$  

• irrational

• rational

• integer

• whole

• natural

Multiple Select

Select all names (subsets) that apply to the number.

$$-\sqrt{400}$$  

• irrational

• rational

• integer

• whole

• natural

Simplifying Square Roots

Fill in the Blank

What is the simplified form of the expression?

$$\sqrt{324}$$  

Fill in the Blank

What is the simplified form of the expression? $$\sqrt{\frac{121}{225}}$$  

Estimating Square Roots

Multiple Choice

Approximate the irrational number to the nearest TENTH.

$$\sqrt{27}$$  

• 5.2

• 5.8

• 4.8

• 6.4

Multiple Choice

The area of a square picture frame is 248 square inches.

Approximately how long is one side of the frame?

• 60 inches

• 15 inches

• 62 inches

• 16 inches

Comparing Real Numbers

Multiple Choice

Order the following numbers from least to greatest.

$$\sqrt{26}\ ,\ -20\ ,\ 13.5\ ,\ \sqrt{35}$$  

• $$\sqrt{26}\ ,\ -20\ ,\ 13.5\ ,\ \sqrt{35}$$  

• $$-20\ ,\ \sqrt{26}\ ,\ 13.5\ ,\ \sqrt{35}$$  

• $$-20\ ,\ \sqrt{26}\ ,\ \ \sqrt{35}\ ,\ 13.5\ \$$  

• $$13.5\ ,\ \sqrt{26}\ ,\ \ \sqrt{35}\ ,\ -20\$$  

Multiple Choice

Order the following numbers from least to greatest.

$$\sqrt{6},\ -5.25\ ,\ \frac{3}{2}\ ,\ 5$$  

• $$-5.25\ ,\ \sqrt{6}\ ,\ \frac{3}{2}\ ,\ 5$$  

• $$\sqrt{6},\ -5.25\ ,\ \frac{3}{2}\ ,\ 5$$  

• $$-5.25\ ,\ \frac{3}{2}\ ,\ \sqrt{6},\ 5$$  

• $$-5.25\ ,\ \frac{3}{2}\ ,\ 5\ ,\ \sqrt{6},\$$  

Real Number Operations

Fill in the Blank

Find the sum.

44 + (-58)

Fill in the Blank

Find the difference.

17 - 22

Fill in the Blank

Find the product.

$$-\frac{4}{5}\times\frac{10}{4}$$  

Multiple Choice

Find the quotient.

$$\frac{-\frac{4}{5}}{-\frac{16}{2}}$$  

• $$\frac{4}{10}$$  

• $$\frac{1}{10}$$  

• $$\frac{32}{5}$$  

• 2

Evaluate Algebraic Expressions

Fill in the Blank

Simplify the expression.

$$2+(2\ ·\ 5^2)\div(9-4)^2$$

Fill in the Blank

Simplify the expression.

$$45-2(1+3^2)\div(5-3)$$  

 

Fill in the Blank

Evaluate. $$a+5(ab)^2+b\ ;\ a=-1,\ b=2$$  

Fill in the Blank

Evaluate.

$$\left(\frac{a}{b}\right)c+ab^2;\ a=4,\ b=-2,\ c\ =\ 3$$  

Like Terms/Distributive Property

Multiple Choice

Simplify. $$4a+2b^2+b^2-a-5a$$  

• $$3b^2-8a$$  

• $$2b^2-a$$  

• $$3b^2\ -2a$$  

• $$a^2$$  

Multiple Choice

Simplify. $$7a\ +b\ +3b\ -9a$$  

• $$-2a\ +4b$$  

• $$-2a\ -2b$$  

• $$2a\ +4b\$$  

• $$2a+2b$$  

Multiple Choice

Simplify. $$-(-3x-5)$$  

• $$3x-5$$  

• $$3x+5$$  

• $$-3x-5$$  

• $$-3x+5$$  

Multiple Choice

$$\frac{4}{5}(5g+25)$$  

• $$20g+25$$  

• $$5g+10$$  

• $$4g+20$$  

•   $$4g+100$$