Operations with Rational Numbers Review

A rational number is 

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

Ms. Snyder owes her friend
 4 ½ dollars. She pays her 2 ¾ dollars. How much money does Ms. Snyder still owe her friend? 

• $2.00
• $1.75
• $1.00
• $0.50

Convert 2/11 to a decimal.

• 0.222....
• 0.20
• 0.181818....
• 0.212121....

What is 1.2 as a fraction?

• 3/25
• 1/2
• 1  2/5
• 1  1/5

7  1/2  divided by  3  3/4

• 21  2/3
• 2
• 21  1/3
• 2  1/3

Kelly has $20. She spends $2.15 on a Slurpee and $6.58 on candy. How much money does Kelly have left?

• $28.73

• $11.27

• $17.85

• $13.42

• -6/12
• -5/12
• 5/12
• -5/7

Divide.

• -1/10
• -5/8
• -2/20
• 5/8

Which of the following can help you when adding integers?

• Keep, Change, Reciprocal

• Same signs add and different signs subtract.

• Keep, change, opposite

• Draw a line, change the sign.

Select all the phrases that can help you when subtracting integers.

• Divide the numerator by the denominator.

• Draw a line, change the sign.

• Keep, change, opposite.

• Keep, change, reciprocal.

• Please excuse my dear Aunt Sally.