Study Guide Unit 1B: Multiplying & Dividing Rational Numbers (STA)

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Karson is dividing –20 by a negative integer (whole number). Which of the following statements describes the quotient Karson should get? (select two!)

It will be greater than or equal 20

It will be less than or equal 20

It will be positive integer

It will be less than or equal to -20

It will be negative integer

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Which of the following expressions is equivalent to –9?

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Phillip purchases 33/4 pounds of carrots for $2.34 per pound, 2/3 pounds of potatoes for $3.42 per pound, and 22/5 pounds of onions for $1.55 per pound. What is the total amount he spent on ALL vegetables? Use the table in the show your work section to help you find the answer.

How much does Phillip spend on carrots? (hint: round to the nearest hundreths!)

How much does Phillip spend on potatoes?

How much does Phillip spend on onions?

How much does Phillip spend in ALL?

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Evaluate each expression below. Write your answer as an integer, fraction, or mixed number in simplest terms. Show your work.

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Yasmin works at Chick-fil-A and makes $11.50 per hour. She works 9 hours every Monday, Wednesday, and Friday. Since Yasmin is saving up to buy a car, she puts 35% of her earnings in a savings account.

How much money does Yasmin earn in one day?

How much money does Yasmin earn in 3 days?

How do I write 35% as a decimal?

How much does Yasmin put in her savings account? (hint: round to the nearest hundreths!)

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Use the information to answer the following question.
Jayla has a checking account. For each day that Jayla's checking account balance falls below zero, she is charged by the bank a fee of $3.75 per day. Her current balance in the account is –$4.75.
If Jayla does not make any deposits or withdrawals, what will be the new balance in her account after 5 days? Show your work.

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Use the information to answer questions 7 and 8.
Ms. Dolinski incorrectly evaluated the expression 5.8 – (3.4 – 7.3). Her work is shown below:
What was Ms. Dolinski's error? Explain using the properties of operations.

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What is the value of the expression below:

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Without solving, determine if the answers to the following expressions will be positive or negative.

It will be greater than or equal 20

It will be less than or equal 20

It will be positive integer

It will be less than or equal to -20

It will be negative integer

Study Guide Unit 1B: Multiplying & Dividing Rational Numbers (STA)

Karson is dividing –20 by a negative integer (whole number). Which of the following statements describes the quotient Karson should get? (select two!)

Which of the following expressions is equivalent to –9?

Use the information to answer questions 7 and 8.Ms. Dolinski incorrectly evaluated the expression 5.8 – (3.4 – 7.3). Her work is shown below:What was Ms. Dolinski's error? Explain using the properties of operations.

What is the value of the expression below:

Which of the following expressions is equivalent to –9?

Use the information to answer questions 7 and 8.Ms. Dolinski incorrectly evaluated the expression 5.8 – (3.4 – 7.3). Her work is shown below:What was Ms. Dolinski's error? Explain using the properties of operations.

What is the value of the expression below:

Use the information to answer questions 7 and 8.
Ms. Dolinski incorrectly evaluated the expression 5.8 – (3.4 – 7.3). Her work is shown below:
What was Ms. Dolinski's error? Explain using the properties of operations.

Use the information to answer questions 7 and 8.
Ms. Dolinski incorrectly evaluated the expression 5.8 – (3.4 – 7.3). Her work is shown below:
What was Ms. Dolinski's error? Explain using the properties of operations.