Math 8 Mixed Review (After the Break)

To which real number set do the following real numbers belong?

• Irrational Numbers

• Natural Numbers

• Rational Numbers

• Integers

We know that π (Pi) is approximately equal to 3.141592654... To which subset of the real numbers does π belong?

• Irrational Numbers

• Rational Numbers

• Integers

• Natural Numbers

Which integer is a perfect square?

• 169

• 24

• 10

• 212

Where would you place the number -9 on the diagram?

• Integers
• Whole 
• Natural 
• Rational

Which of the following can be classified as a whole number?

• -3.5

• $\frac{5}{4}$

• 245

• 0.66

What set of numbers describes the following number?

 $-4$  

• Integer

• Natural

• Whole

Which set of numbers most closely represents "Natural Numbers."

• . . .-3, -2, -1, 0 , 1, 2, 3, . . .

• 0, 1, 2, 3, . . .

• 1, 2, 3, 4, . . .

Order the following from greatest to least:
0.35, $\frac{3}{8}$   , 42%,  $\frac{4}{5}$ , 0.2

•  $\frac{4}{5}$  , 42%,  $\frac{3}{8}$ ,  0.35, 0.2

•  $\frac{3}{8}$ ,  42%,  $\frac{4}{5}$  , 0.2, 0.35

•  $\frac{4}{5}$  , 0.35,  $\frac{3}{8}$ , 42%, 0.2

• 0.2, 0.35,  $\frac{3}{8}$ , 42%  $\frac{4}{5}$ 

Order of Operations requires we...

• do calculations inside grouping symbols last

• do calculations inside grouping symbols first

Simplify 4x2(5+5)²

• 800

• 900

• 1,000

• The answer is not given