Real Numbers and Operations With Integers

Multiple Choice

Evaluate: |-12|

• 12

• -12

• 0

• 1.2

Multiple Choice

Compare: 27 ____ |-27|

• <

• >

• =

Multiple Choice

Whole numbers are the natural numbers and _____.

• Negative numbers

• Fractions

• Zero

• Non-terminating decimals

Multiple Choice

Which list shows only natural numbers?

• 0, 1, 2, 3, 4, ...

• 1, 2, 3, 4, ...

• -3, -2, -1, 0, 1, 2, 3, ...

• All numbers are natural numbers

Multiple Choice

Which of the numbers mentioned below is/are not real numbers?

• Natural Numbers

• Rational Numbers

• Integers

• None of the above

Multiple Choice

A rational number _____ be written as a fraction. If it is written as a decimal, the decimal ________ or _______ .

• Cannot; never terminates; never repeats.

• Cannot; terminates; repeats

• Can; terminates; repeats

• Can; terminates; never repeats

Multiple Choice

Irrational numbers _______ be written as fractions. If they are written as decimals, the decimals ________ and _______ .

• Cannot; never terminate; never repeat

• Cannot; terminate; never repeat

• Can; terminate; repeat

• Can; never terminate; repeat

Multiple Choice

Classify the following:
0.478123123123123123....

• Rational
• Irrational

Multiple Choice

What is true about irrational numbers?

• They are terminating decimals.
• They are non-repeating decimals.
• They are fractions.
• They are natural numbers.

Multiple Choice

Which statement is NOT true?

• 0.121212… is a rational number.
• 0.34353637 is an irrational number.
• 8.14 is a rational number.
• 5.12345… is an irrational number.

Multiple Choice

$$15+22$$  

• 37

• 36

• 27

• Math

Multiple Choice

-7 + -4

• -11
• -3
• 3
• 11

Multiple Choice

-9 + (-5)

• -14
• 14
• -4

Open Ended

What is the rule when the numbers have the same sign?

Multiple Choice

-2 + 9

• -11
• -7
• 7
• 11

Multiple Choice

-8 + 3

• -11
• -5
• 5
• 11

Multiple Choice

2 + (-21) 

• 19
• -19
• -23
• 23

Open Ended

What is the rule when the numbers have opposite signs?

Multiple Choice

-5 x -8

• -40

• -13

• -45

• 40

Multiple Choice

(-25) ÷ (-5)

• 5
• -5
• -20
• -30

Multiple Choice

When multiplying or dividing a NEGATIVE and NEGATIVE number your result will be...

• POSITIVE
• NEGATIVE
• DEPENDS ON WHICH NUMBER IS LARGER.

Multiple Choice

-7 x 4

• 24
• 28
• -28
• -24

Multiple Choice

Is the product of 8(-6) positive or negative?

• positive
• negative

Multiple Choice

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

• Positive
• Negative
• Depends on which is bigger.