Operating with Rational Numbers

A rational number is 

• An integer
• A terminating or repeating decimal
• A fraction
• All of the above

33 + (-38)

• -5
• 5
• 71
• -71

Tags

CCSS.7.NS.A.1C

-22 + (-9)

• -11
• -31
• 11
• 31

Tags

CCSS.7.NS.A.1C

6 - 9 = ?

• -3
• 3
• 15
• -13

Tags

CCSS.7.NS.A.1C

-7 - (-2) = ?

• 9
• -9
• -5
• 5

Tags

CCSS.7.NS.A.1C

Theo had a balance of -$4 in his savings account. After making a deposit, he has $25 in his account. What is the overall change to his account?

• $29
• $25
• $24
• $30

Tags

CCSS.7.NS.A.1A

Suppose you start walking from the school and travel three blocks east, then six blocks west, then eleven blocks east again.
How far are and in which direction are you from the school?

• 20 West
• 8 East
• 20 East
• 8 West

Tags

CCSS.7.EE.B.3

The temperature on a cold winter day starts out at 10 degrees, but it drops rapidly 24 degrees due to a strong cold front moving in.  What is the current temperature?

• 14
• 34
• -14
• -34

Tags

CCSS.7.NS.A.1C