Rational Number Operations

Rational Number Operations

By Candy Parker

Addition

Happy teaching!

Multiple Choice

When adding negative numbers on a number line, you move to the ____________.

• Right
• Left

Multiple Choice

-2 + 4 

• -2
• 2
• 0
• -4

Multiple Choice

-9 + (-5)

• -14
• 14
• -4

Multiple Choice

-14 + (-3)

• -17
• 11
• -11
• 17

Multiple Choice

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Multiple Choice

-40 + 15.05

• 55.05
• 24.95
• -24.95
• 14.65

Multiple Choice

$$\frac{5}{16}+\left(-\frac{7}{16}\right)$$  

• $$-\frac{1}{16}$$  

• $$-\frac{1}{8}$$  

• $$-\frac{3}{4}$$  

• $$\frac{3}{4}$$  

Multiple Choice

$$-\frac{9}{14}+\frac{2}{7}$$  

• $$\frac{5}{14}$$  

• $$-\frac{5}{14}$$  

• $$\frac{13}{14}$$  

• $$-\frac{13}{14}$$  

Multiple Choice

-4.2 + 3.3

• 7.5

• 1.1

• -7.5

• -0.9

Multiple Choice

-3 - 11

• 8

• -14

• 14

• -8

Multiple Choice

4 - 9

• -5

• 13

• 12

• -6

Multiple Choice

15 - (-8)

• 7

• -7

• 23

• -23

Multiple Choice

-4 - 7

• -11

• 11

• -3

• 3

Multiple Choice

5.5 - 2.75 =

• 2.5

• 2 1/4

• 3

• 2.75

Multiple Choice

-7 - (-12) =

• -19

• 5

• -5

• 19

Multiple Choice

⅛ - ¼

• 1/4

• -1/4

• -1/8

• 1/8

Multiple Choice

-1 1/3 - (-2 1/3)

• 3 2/3

• -3 2/3

• 1

• -1

Multiple Choice

A positive times a negative will always create a _______.

• Negative

• Positive

Multiple Choice

-2(5) =

• 10

• -10

Multiple Choice

A negative times a negative will create a _______.

• Negative

• Positive

Multiple Choice

(-10)(-10)

• 100

• -100

Multiple Choice

(-3)(-2)(-4)

• 6

• 24

• -6

• -24

Multiple Choice

$$\left(2\right)\left(3\right)\left(-1\right)$$  

• 5

• -5

• 6

• -6

Multiple Choice

• -4
• 4
• 16
• -16

Multiple Choice

• 4
• -4
• 64
• -46

Multiple Choice

Multiply. Write your answer in simplest form.

• 27/40
• -27/40
• 5/6
• -5/6

Multiple Choice

-⅞(-⅗)

• 21/40
• -21/40
• 10/40
• -10/40

Multiple Choice

What is the sign of:

The quotient of two negative numbers?

• Positive

• Negative

• Zero

Multiple Choice

If I have a positive multiplied with a positive, what will the answer be?

• Positive 
• Negative 

Multiple Choice

5 ÷ ⅕

• ⅕
• 1/25
• 5
• 25