Rational Number Operations Review

If you have 5 - 3, what is the answer?

• 1

• 2

• 3

• 4

What is a rational number?

• A number that can be expressed as a fraction of two integers.

• A number that cannot be expressed as a fraction.

• A number that is always an integer.

• A number that has an infinite number of decimal places.

What is the absolute value of -5?

• -5

• 0

• 5

• -1

What is the result of dividing a positive number by a negative number?

• Positive

• Negative

• Zero

• Undefined

What is the rule for multiplying numbers with the same sign?

• The result is negative.

• The result is positive.

• The result is zero.

• The result is undefined.

What is the result of multiplying two negative numbers?

• Negative

• Zero

• Positive

• Undefined

If a stock starts at $37 and goes down $3, up $1, down $7, and up $4, what is the final price?

• $30

• $32

• $34

• $36

What is the result of -8 + 3?

• -6

• -5

• -4

• -7

Solve: (3.5) - (-2.3)

• 3.2

• 4.5

• 5.8

• 6.1

What is the rule for adding numbers with the SAME sign?

• Add their absolute value and keep their common sign.

• Add their absolute value and change the sign.

• Subtract their absolute values and keep the sign of the larger number.

• Add the numbers and ignore the signs.